20346285440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1483}}^1$

素因数の和:1629

約数の個数: 256

約数和(自身を含む): 56072761920

約数和(自身を除く): 35726476480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 97, 104, 128, 130, 136, 160, 170, 194, 208, 221, 260, 272, 320, 340, 388, 416, 442, 485, 520, 544, 640, 680, 776, 832, 884, 970, 1040, 1088, 1105, 1261, 1360, 1483, 1552, 1649, 1664, 1768, 1940, 2080, 2176, 2210, 2522, 2720, 2966, 3104, 3298, 3536, 3880, 4160, 4420, 5044, 5440, 5932, 6208, 6305, 6596, 7072, 7415, 7760, 8245, 8320, 8840, 10088, 10880, 11864, 12416, 12610, 13192, 14144, 14830, 15520, 16490, 17680, 19279, 20176, 21437, 23728, 25211, 25220, 26384, 28288, 29660, 31040, 32980, 35360, 38558, 40352, 42874, 47456, 50422, 50440, 52768, 59320, 62080, 65960, 70720, 77116, 80704, 85748, 94912, 96395, 100844, 100880, 105536, 107185, 118640, 126055, 131920, 141440, 143851, 154232, 161408, 171496, 189824, 192790, 201688, 201760, 211072, 214370, 237280, 252110, 263840, 287702, 308464, 327743, 342992, 385580, 403376, 403520, 428740, 474560, 504220, 527680, 575404, 616928, 655486, 685984, 719255, 771160, 806752, 807040, 857480, 949120, 1008440, 1055360, 1150808, 1233856, 1310972, 1371968, 1438510, 1542320, 1613504, 1638715, 1714960, 1870063, 2016880, 2301616, 2445467, 2467712, 2621944, 2743936, 2877020, 3084640, 3227008, 3277430, 3429920, 3740126, 4033760, 4603232, 4890934, 5243888, 5754040, 6169280, 6554860, 6859840, 7480252, 8067520, 9206464, 9350315, 9781868, 10487776, 11508080, 12227335, 12338560, 13109720, 13719680, 14960504, 16135040, 18412928, 18700630, 19563736, 20975552, 23016160, 24454670, 26219440, 29921008, 31791071, 37401260, 39127472, 41951104, 46032320, 48909340, 52438880, 59842016, 63582142, 74802520, 78254944, 92064640, 97818680, 104877760, 119684032, 127164284, 149605040, 156509888, 158955355, 195637360, 209755520, 239368064, 254328568, 299210080, 313019776, 317910710, 391274720, 508657136, 598420160, 635821420, 782549440, 1017314272, 1196840320, 1271642840, 1565098880, 2034628544, 2543285680, 4069257088, 5086571360, 10173142720, 20346285440]

約数ペア:

[(1, 20346285440), (2, 10173142720), (4, 5086571360), (5, 4069257088), (8, 2543285680), (10, 2034628544), (13, 1565098880), (16, 1271642840), (17, 1196840320), (20, 1017314272), (26, 782549440), (32, 635821420), (34, 598420160), (40, 508657136), (52, 391274720), (64, 317910710), (65, 313019776), (68, 299210080), (80, 254328568), (85, 239368064), (97, 209755520), (104, 195637360), (128, 158955355), (130, 156509888), (136, 149605040), (160, 127164284), (170, 119684032), (194, 104877760), (208, 97818680), (221, 92064640), (260, 78254944), (272, 74802520), (320, 63582142), (340, 59842016), (388, 52438880), (416, 48909340), (442, 46032320), (485, 41951104), (520, 39127472), (544, 37401260), (640, 31791071), (680, 29921008), (776, 26219440), (832, 24454670), (884, 23016160), (970, 20975552), (1040, 19563736), (1088, 18700630), (1105, 18412928), (1261, 16135040), (1360, 14960504), (1483, 13719680), (1552, 13109720), (1649, 12338560), (1664, 12227335), (1768, 11508080), (1940, 10487776), (2080, 9781868), (2176, 9350315), (2210, 9206464), (2522, 8067520), (2720, 7480252), (2966, 6859840), (3104, 6554860), (3298, 6169280), (3536, 5754040), (3880, 5243888), (4160, 4890934), (4420, 4603232), (5044, 4033760), (5440, 3740126), (5932, 3429920), (6208, 3277430), (6305, 3227008), (6596, 3084640), (7072, 2877020), (7415, 2743936), (7760, 2621944), (8245, 2467712), (8320, 2445467), (8840, 2301616), (10088, 2016880), (10880, 1870063), (11864, 1714960), (12416, 1638715), (12610, 1613504), (13192, 1542320), (14144, 1438510), (14830, 1371968), (15520, 1310972), (16490, 1233856), (17680, 1150808), (19279, 1055360), (20176, 1008440), (21437, 949120), (23728, 857480), (25211, 807040), (25220, 806752), (26384, 771160), (28288, 719255), (29660, 685984), (31040, 655486), (32980, 616928), (35360, 575404), (38558, 527680), (40352, 504220), (42874, 474560), (47456, 428740), (50422, 403520), (50440, 403376), (52768, 385580), (59320, 342992), (62080, 327743), (65960, 308464), (70720, 287702), (77116, 263840), (80704, 252110), (85748, 237280), (94912, 214370), (96395, 211072), (100844, 201760), (100880, 201688), (105536, 192790), (107185, 189824), (118640, 171496), (126055, 161408), (131920, 154232), (141440, 143851)]