20735819640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1877}}^1$

素因数の和:2143

約数の個数: 256

約数和(自身を含む): 70826140800

約数和(自身を除く): 50090321160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 193, 212, 216, 265, 270, 318, 360, 386, 424, 477, 530, 540, 579, 636, 772, 795, 954, 965, 1060, 1080, 1158, 1272, 1431, 1544, 1590, 1737, 1877, 1908, 1930, 2120, 2316, 2385, 2862, 2895, 3180, 3474, 3754, 3816, 3860, 4632, 4770, 5211, 5631, 5724, 5790, 6360, 6948, 7155, 7508, 7720, 8685, 9385, 9540, 10229, 10422, 11262, 11448, 11580, 13896, 14310, 15016, 16893, 17370, 18770, 19080, 20458, 20844, 22524, 23160, 26055, 28155, 28620, 30687, 33786, 34740, 37540, 40916, 41688, 45048, 50679, 51145, 52110, 56310, 57240, 61374, 67572, 69480, 75080, 81832, 84465, 92061, 99481, 101358, 102290, 104220, 112620, 122748, 135144, 153435, 168930, 184122, 198962, 202716, 204580, 208440, 225240, 245496, 253395, 276183, 298443, 306870, 337860, 362261, 368244, 397924, 405432, 409160, 460305, 497405, 506790, 552366, 596886, 613740, 675720, 724522, 736488, 795848, 895329, 920610, 994810, 1013580, 1086783, 1104732, 1193772, 1227480, 1380915, 1449044, 1492215, 1790658, 1811305, 1841220, 1989620, 2027160, 2173566, 2209464, 2387544, 2685987, 2761830, 2898088, 2984430, 3260349, 3581316, 3622610, 3682440, 3979240, 4347132, 4476645, 5371974, 5433915, 5523660, 5968860, 6520698, 7162632, 7245220, 8694264, 8953290, 9781047, 10743948, 10867830, 11047320, 11937720, 13041396, 13429935, 14490440, 16301745, 17906580, 19199833, 19562094, 21487896, 21735660, 26082792, 26859870, 32603490, 35813160, 38399666, 39124188, 43471320, 48905235, 53719740, 57599499, 65206980, 76799332, 78248376, 95999165, 97810470, 107439480, 115198998, 130413960, 153598664, 172798497, 191998330, 195620940, 230397996, 287997495, 345596994, 383996660, 391241880, 460795992, 518395491, 575994990, 691193988, 767993320, 863992485, 1036790982, 1151989980, 1382387976, 1727984970, 2073581964, 2303979960, 2591977455, 3455969940, 4147163928, 5183954910, 6911939880, 10367909820, 20735819640]

約数ペア:

[(1, 20735819640), (2, 10367909820), (3, 6911939880), (4, 5183954910), (5, 4147163928), (6, 3455969940), (8, 2591977455), (9, 2303979960), (10, 2073581964), (12, 1727984970), (15, 1382387976), (18, 1151989980), (20, 1036790982), (24, 863992485), (27, 767993320), (30, 691193988), (36, 575994990), (40, 518395491), (45, 460795992), (53, 391241880), (54, 383996660), (60, 345596994), (72, 287997495), (90, 230397996), (106, 195620940), (108, 191998330), (120, 172798497), (135, 153598664), (159, 130413960), (180, 115198998), (193, 107439480), (212, 97810470), (216, 95999165), (265, 78248376), (270, 76799332), (318, 65206980), (360, 57599499), (386, 53719740), (424, 48905235), (477, 43471320), (530, 39124188), (540, 38399666), (579, 35813160), (636, 32603490), (772, 26859870), (795, 26082792), (954, 21735660), (965, 21487896), (1060, 19562094), (1080, 19199833), (1158, 17906580), (1272, 16301745), (1431, 14490440), (1544, 13429935), (1590, 13041396), (1737, 11937720), (1877, 11047320), (1908, 10867830), (1930, 10743948), (2120, 9781047), (2316, 8953290), (2385, 8694264), (2862, 7245220), (2895, 7162632), (3180, 6520698), (3474, 5968860), (3754, 5523660), (3816, 5433915), (3860, 5371974), (4632, 4476645), (4770, 4347132), (5211, 3979240), (5631, 3682440), (5724, 3622610), (5790, 3581316), (6360, 3260349), (6948, 2984430), (7155, 2898088), (7508, 2761830), (7720, 2685987), (8685, 2387544), (9385, 2209464), (9540, 2173566), (10229, 2027160), (10422, 1989620), (11262, 1841220), (11448, 1811305), (11580, 1790658), (13896, 1492215), (14310, 1449044), (15016, 1380915), (16893, 1227480), (17370, 1193772), (18770, 1104732), (19080, 1086783), (20458, 1013580), (20844, 994810), (22524, 920610), (23160, 895329), (26055, 795848), (28155, 736488), (28620, 724522), (30687, 675720), (33786, 613740), (34740, 596886), (37540, 552366), (40916, 506790), (41688, 497405), (45048, 460305), (50679, 409160), (51145, 405432), (52110, 397924), (56310, 368244), (57240, 362261), (61374, 337860), (67572, 306870), (69480, 298443), (75080, 276183), (81832, 253395), (84465, 245496), (92061, 225240), (99481, 208440), (101358, 204580), (102290, 202716), (104220, 198962), (112620, 184122), (122748, 168930), (135144, 153435)]