128145780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 482630400

約数和(自身を除く): 354484620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 49, 54, 58, 60, 63, 70, 84, 87, 90, 98, 105, 108, 116, 126, 135, 140, 145, 147, 167, 174, 180, 189, 196, 203, 210, 245, 252, 261, 270, 290, 294, 315, 334, 348, 378, 406, 420, 435, 441, 490, 501, 522, 540, 580, 588, 609, 630, 668, 735, 756, 783, 812, 835, 870, 882, 945, 980, 1002, 1015, 1044, 1169, 1218, 1260, 1305, 1323, 1421, 1470, 1503, 1566, 1670, 1740, 1764, 1827, 1890, 2004, 2030, 2205, 2338, 2436, 2505, 2610, 2646, 2842, 2940, 3006, 3045, 3132, 3340, 3507, 3654, 3780, 3915, 4060, 4263, 4410, 4509, 4676, 4843, 5010, 5220, 5292, 5481, 5684, 5845, 6012, 6090, 6615, 7014, 7105, 7308, 7515, 7830, 8183, 8526, 8820, 9018, 9135, 9686, 10020, 10521, 10962, 11690, 12180, 12789, 13230, 14028, 14210, 14529, 15030, 15660, 16366, 17052, 17535, 18036, 18270, 19372, 21042, 21315, 21924, 22545, 23380, 24215, 24549, 25578, 26460, 27405, 28420, 29058, 30060, 31563, 32732, 33901, 35070, 36540, 38367, 40915, 42084, 42630, 43587, 45090, 48430, 49098, 51156, 52605, 54810, 58116, 63126, 63945, 67802, 70140, 72645, 73647, 76734, 81830, 85260, 87174, 90180, 96860, 98196, 101703, 105210, 109620, 122745, 126252, 127890, 130761, 135604, 145290, 147294, 153468, 157815, 163660, 169505, 174348, 191835, 203406, 210420, 217935, 220941, 237307, 245490, 255780, 261522, 290580, 294588, 305109, 315630, 339010, 368235, 383670, 406812, 435870, 441882, 474614, 490980, 508515, 523044, 610218, 631260, 653805, 678020, 711921, 736470, 767340, 871740, 883764, 915327, 949228, 1017030, 1104705, 1186535, 1220436, 1307610, 1423842, 1472940, 1525545, 1830654, 2034060, 2135763, 2209410, 2373070, 2615220, 2847684, 3051090, 3559605, 3661308, 4271526, 4418820, 4576635, 4746140, 6102180, 6407289, 7119210, 8543052, 9153270, 10678815, 12814578, 14238420, 18306540, 21357630, 25629156, 32036445, 42715260, 64072890, 128145780]

約数ペア:

[(1, 128145780), (2, 64072890), (3, 42715260), (4, 32036445), (5, 25629156), (6, 21357630), (7, 18306540), (9, 14238420), (10, 12814578), (12, 10678815), (14, 9153270), (15, 8543052), (18, 7119210), (20, 6407289), (21, 6102180), (27, 4746140), (28, 4576635), (29, 4418820), (30, 4271526), (35, 3661308), (36, 3559605), (42, 3051090), (45, 2847684), (49, 2615220), (54, 2373070), (58, 2209410), (60, 2135763), (63, 2034060), (70, 1830654), (84, 1525545), (87, 1472940), (90, 1423842), (98, 1307610), (105, 1220436), (108, 1186535), (116, 1104705), (126, 1017030), (135, 949228), (140, 915327), (145, 883764), (147, 871740), (167, 767340), (174, 736470), (180, 711921), (189, 678020), (196, 653805), (203, 631260), (210, 610218), (245, 523044), (252, 508515), (261, 490980), (270, 474614), (290, 441882), (294, 435870), (315, 406812), (334, 383670), (348, 368235), (378, 339010), (406, 315630), (420, 305109), (435, 294588), (441, 290580), (490, 261522), (501, 255780), (522, 245490), (540, 237307), (580, 220941), (588, 217935), (609, 210420), (630, 203406), (668, 191835), (735, 174348), (756, 169505), (783, 163660), (812, 157815), (835, 153468), (870, 147294), (882, 145290), (945, 135604), (980, 130761), (1002, 127890), (1015, 126252), (1044, 122745), (1169, 109620), (1218, 105210), (1260, 101703), (1305, 98196), (1323, 96860), (1421, 90180), (1470, 87174), (1503, 85260), (1566, 81830), (1670, 76734), (1740, 73647), (1764, 72645), (1827, 70140), (1890, 67802), (2004, 63945), (2030, 63126), (2205, 58116), (2338, 54810), (2436, 52605), (2505, 51156), (2610, 49098), (2646, 48430), (2842, 45090), (2940, 43587), (3006, 42630), (3045, 42084), (3132, 40915), (3340, 38367), (3507, 36540), (3654, 35070), (3780, 33901), (3915, 32732), (4060, 31563), (4263, 30060), (4410, 29058), (4509, 28420), (4676, 27405), (4843, 26460), (5010, 25578), (5220, 24549), (5292, 24215), (5481, 23380), (5684, 22545), (5845, 21924), (6012, 21315), (6090, 21042), (6615, 19372), (7014, 18270), (7105, 18036), (7308, 17535), (7515, 17052), (7830, 16366), (8183, 15660), (8526, 15030), (8820, 14529), (9018, 14210), (9135, 14028), (9686, 13230), (10020, 12789), (10521, 12180), (10962, 11690)]