648768120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 384

約数和(自身を含む): 2638379520

約数和(自身を除く): 1989611400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 121, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 242, 260, 264, 273, 280, 286, 308, 312, 330, 363, 364, 385, 390, 420, 429, 440, 455, 462, 484, 491, 520, 546, 572, 605, 616, 660, 715, 726, 728, 770, 780, 840, 847, 858, 910, 924, 968, 982, 1001, 1092, 1144, 1155, 1210, 1320, 1365, 1430, 1452, 1473, 1540, 1560, 1573, 1694, 1716, 1815, 1820, 1848, 1964, 2002, 2145, 2184, 2310, 2420, 2455, 2541, 2730, 2860, 2904, 2946, 3003, 3080, 3146, 3388, 3432, 3437, 3630, 3640, 3928, 4004, 4235, 4290, 4620, 4719, 4840, 4910, 5005, 5082, 5401, 5460, 5720, 5892, 6006, 6292, 6383, 6776, 6874, 7260, 7365, 7865, 8008, 8470, 8580, 9240, 9438, 9820, 10010, 10164, 10311, 10802, 10920, 11011, 11784, 12012, 12584, 12705, 12766, 13748, 14520, 14730, 15015, 15730, 16203, 16940, 17160, 17185, 18876, 19149, 19640, 20020, 20328, 20622, 21604, 22022, 23595, 24024, 25410, 25532, 27005, 27496, 29460, 30030, 31460, 31915, 32406, 33033, 33880, 34370, 37752, 37807, 38298, 40040, 41244, 43208, 44044, 44681, 47190, 50820, 51064, 51555, 54010, 55055, 58920, 59411, 60060, 62920, 63830, 64812, 66066, 68740, 70213, 75614, 76596, 81015, 82488, 88088, 89362, 94380, 95745, 101640, 103110, 108020, 110110, 113421, 118822, 120120, 127660, 129624, 132132, 134043, 137480, 140426, 151228, 153192, 162030, 165165, 178233, 178724, 188760, 189035, 191490, 206220, 210639, 216040, 220220, 223405, 226842, 237644, 255320, 264264, 268086, 280852, 297055, 302456, 324060, 330330, 351065, 356466, 357448, 378070, 382980, 412440, 415877, 421278, 440440, 446810, 453684, 475288, 491491, 536172, 561704, 567105, 594110, 648120, 660660, 670215, 702130, 712932, 756140, 765960, 772343, 831754, 842556, 891165, 893620, 907368, 982982, 1053195, 1072344, 1134210, 1188220, 1247631, 1321320, 1340430, 1404260, 1425864, 1474473, 1512280, 1544686, 1663508, 1685112, 1782330, 1787240, 1965964, 2079385, 2106390, 2268420, 2317029, 2376440, 2457455, 2495262, 2680860, 2808520, 2948946, 3089372, 3327016, 3564660, 3861715, 3931928, 4158770, 4212780, 4536840, 4634058, 4914910, 4990524, 5361720, 5406401, 5897892, 6178744, 6238155, 7129320, 7372365, 7723430, 8317540, 8425560, 9268116, 9829820, 9981048, 10812802, 11585145, 11795784, 12476310, 14744730, 15446860, 16219203, 16635080, 18536232, 19659640, 21625604, 23170290, 24952620, 27032005, 29489460, 30893720, 32438406, 43251208, 46340580, 49905240, 54064010, 58978920, 64876812, 81096015, 92681160, 108128020, 129753624, 162192030, 216256040, 324384060, 648768120]

約数ペア:

[(1, 648768120), (2, 324384060), (3, 216256040), (4, 162192030), (5, 129753624), (6, 108128020), (7, 92681160), (8, 81096015), (10, 64876812), (11, 58978920), (12, 54064010), (13, 49905240), (14, 46340580), (15, 43251208), (20, 32438406), (21, 30893720), (22, 29489460), (24, 27032005), (26, 24952620), (28, 23170290), (30, 21625604), (33, 19659640), (35, 18536232), (39, 16635080), (40, 16219203), (42, 15446860), (44, 14744730), (52, 12476310), (55, 11795784), (56, 11585145), (60, 10812802), (65, 9981048), (66, 9829820), (70, 9268116), (77, 8425560), (78, 8317540), (84, 7723430), (88, 7372365), (91, 7129320), (104, 6238155), (105, 6178744), (110, 5897892), (120, 5406401), (121, 5361720), (130, 4990524), (132, 4914910), (140, 4634058), (143, 4536840), (154, 4212780), (156, 4158770), (165, 3931928), (168, 3861715), (182, 3564660), (195, 3327016), (210, 3089372), (220, 2948946), (231, 2808520), (242, 2680860), (260, 2495262), (264, 2457455), (273, 2376440), (280, 2317029), (286, 2268420), (308, 2106390), (312, 2079385), (330, 1965964), (363, 1787240), (364, 1782330), (385, 1685112), (390, 1663508), (420, 1544686), (429, 1512280), (440, 1474473), (455, 1425864), (462, 1404260), (484, 1340430), (491, 1321320), (520, 1247631), (546, 1188220), (572, 1134210), (605, 1072344), (616, 1053195), (660, 982982), (715, 907368), (726, 893620), (728, 891165), (770, 842556), (780, 831754), (840, 772343), (847, 765960), (858, 756140), (910, 712932), (924, 702130), (968, 670215), (982, 660660), (1001, 648120), (1092, 594110), (1144, 567105), (1155, 561704), (1210, 536172), (1320, 491491), (1365, 475288), (1430, 453684), (1452, 446810), (1473, 440440), (1540, 421278), (1560, 415877), (1573, 412440), (1694, 382980), (1716, 378070), (1815, 357448), (1820, 356466), (1848, 351065), (1964, 330330), (2002, 324060), (2145, 302456), (2184, 297055), (2310, 280852), (2420, 268086), (2455, 264264), (2541, 255320), (2730, 237644), (2860, 226842), (2904, 223405), (2946, 220220), (3003, 216040), (3080, 210639), (3146, 206220), (3388, 191490), (3432, 189035), (3437, 188760), (3630, 178724), (3640, 178233), (3928, 165165), (4004, 162030), (4235, 153192), (4290, 151228), (4620, 140426), (4719, 137480), (4840, 134043), (4910, 132132), (5005, 129624), (5082, 127660), (5401, 120120), (5460, 118822), (5720, 113421), (5892, 110110), (6006, 108020), (6292, 103110), (6383, 101640), (6776, 95745), (6874, 94380), (7260, 89362), (7365, 88088), (7865, 82488), (8008, 81015), (8470, 76596), (8580, 75614), (9240, 70213), (9438, 68740), (9820, 66066), (10010, 64812), (10164, 63830), (10311, 62920), (10802, 60060), (10920, 59411), (11011, 58920), (11784, 55055), (12012, 54010), (12584, 51555), (12705, 51064), (12766, 50820), (13748, 47190), (14520, 44681), (14730, 44044), (15015, 43208), (15730, 41244), (16203, 40040), (16940, 38298), (17160, 37807), (17185, 37752), (18876, 34370), (19149, 33880), (19640, 33033), (20020, 32406), (20328, 31915), (20622, 31460), (21604, 30030), (22022, 29460), (23595, 27496), (24024, 27005), (25410, 25532)]