161549640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 320

約数和(自身を含む): 658627200

約数和(自身を除く): 497077560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 81, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 162, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 324, 340, 357, 360, 378, 405, 408, 419, 420, 459, 476, 504, 510, 540, 567, 595, 612, 630, 648, 680, 714, 756, 765, 810, 838, 840, 918, 945, 952, 1020, 1071, 1080, 1134, 1190, 1224, 1257, 1260, 1377, 1428, 1512, 1530, 1620, 1676, 1785, 1836, 1890, 2040, 2095, 2142, 2268, 2295, 2380, 2514, 2520, 2754, 2835, 2856, 2933, 3060, 3213, 3240, 3352, 3570, 3672, 3771, 3780, 4190, 4284, 4536, 4590, 4760, 5028, 5355, 5508, 5670, 5866, 6120, 6285, 6426, 6885, 7123, 7140, 7542, 7560, 8380, 8568, 8799, 9180, 9639, 10056, 10710, 11016, 11313, 11340, 11732, 12570, 12852, 13770, 14246, 14280, 14665, 15084, 16065, 16760, 17598, 18360, 18855, 19278, 21369, 21420, 22626, 22680, 23464, 25140, 25704, 26397, 27540, 28492, 29330, 30168, 32130, 33939, 35196, 35615, 37710, 38556, 42738, 42840, 43995, 45252, 48195, 49861, 50280, 52794, 55080, 56565, 56984, 58660, 64107, 64260, 67878, 70392, 71230, 75420, 77112, 79191, 85476, 87990, 90504, 96390, 99722, 105588, 106845, 113130, 117320, 128214, 128520, 131985, 135756, 142460, 149583, 150840, 158382, 169695, 170952, 175980, 192321, 192780, 199444, 211176, 213690, 226260, 237573, 249305, 256428, 263970, 271512, 284920, 299166, 316764, 320535, 339390, 351960, 384642, 385560, 395955, 398888, 427380, 448749, 452520, 475146, 498610, 512856, 527940, 576963, 598332, 633528, 641070, 678780, 747915, 769284, 791910, 854760, 897498, 950292, 961605, 997220, 1055880, 1153926, 1187865, 1196664, 1282140, 1346247, 1357560, 1495830, 1538568, 1583820, 1794996, 1900584, 1923210, 1994440, 2243745, 2307852, 2375730, 2564280, 2692494, 2884815, 2991660, 3167640, 3589992, 3846420, 4038741, 4487490, 4615704, 4751460, 5384988, 5769630, 5983320, 6731235, 7692840, 8077482, 8974980, 9502920, 10769976, 11539260, 13462470, 16154964, 17949960, 20193705, 23078520, 26924940, 32309928, 40387410, 53849880, 80774820, 161549640]

約数ペア:

[(1, 161549640), (2, 80774820), (3, 53849880), (4, 40387410), (5, 32309928), (6, 26924940), (7, 23078520), (8, 20193705), (9, 17949960), (10, 16154964), (12, 13462470), (14, 11539260), (15, 10769976), (17, 9502920), (18, 8974980), (20, 8077482), (21, 7692840), (24, 6731235), (27, 5983320), (28, 5769630), (30, 5384988), (34, 4751460), (35, 4615704), (36, 4487490), (40, 4038741), (42, 3846420), (45, 3589992), (51, 3167640), (54, 2991660), (56, 2884815), (60, 2692494), (63, 2564280), (68, 2375730), (70, 2307852), (72, 2243745), (81, 1994440), (84, 1923210), (85, 1900584), (90, 1794996), (102, 1583820), (105, 1538568), (108, 1495830), (119, 1357560), (120, 1346247), (126, 1282140), (135, 1196664), (136, 1187865), (140, 1153926), (153, 1055880), (162, 997220), (168, 961605), (170, 950292), (180, 897498), (189, 854760), (204, 791910), (210, 769284), (216, 747915), (238, 678780), (252, 641070), (255, 633528), (270, 598332), (280, 576963), (306, 527940), (315, 512856), (324, 498610), (340, 475146), (357, 452520), (360, 448749), (378, 427380), (405, 398888), (408, 395955), (419, 385560), (420, 384642), (459, 351960), (476, 339390), (504, 320535), (510, 316764), (540, 299166), (567, 284920), (595, 271512), (612, 263970), (630, 256428), (648, 249305), (680, 237573), (714, 226260), (756, 213690), (765, 211176), (810, 199444), (838, 192780), (840, 192321), (918, 175980), (945, 170952), (952, 169695), (1020, 158382), (1071, 150840), (1080, 149583), (1134, 142460), (1190, 135756), (1224, 131985), (1257, 128520), (1260, 128214), (1377, 117320), (1428, 113130), (1512, 106845), (1530, 105588), (1620, 99722), (1676, 96390), (1785, 90504), (1836, 87990), (1890, 85476), (2040, 79191), (2095, 77112), (2142, 75420), (2268, 71230), (2295, 70392), (2380, 67878), (2514, 64260), (2520, 64107), (2754, 58660), (2835, 56984), (2856, 56565), (2933, 55080), (3060, 52794), (3213, 50280), (3240, 49861), (3352, 48195), (3570, 45252), (3672, 43995), (3771, 42840), (3780, 42738), (4190, 38556), (4284, 37710), (4536, 35615), (4590, 35196), (4760, 33939), (5028, 32130), (5355, 30168), (5508, 29330), (5670, 28492), (5866, 27540), (6120, 26397), (6285, 25704), (6426, 25140), (6885, 23464), (7123, 22680), (7140, 22626), (7542, 21420), (7560, 21369), (8380, 19278), (8568, 18855), (8799, 18360), (9180, 17598), (9639, 16760), (10056, 16065), (10710, 15084), (11016, 14665), (11313, 14280), (11340, 14246), (11732, 13770), (12570, 12852)]