81492936480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2978543}}^1$

素因数の和:2978583

約数の個数: 144

約数和(自身を含む): 292731304320

約数和(自身を除く): 211238367840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 27360, 2978543, 5957086, 8935629, 11914172, 14892715, 17871258, 23828344, 26806887, 29785430, 35742516, 44678145, 47656688, 53613774, 56592317, 59570860, 71485032, 89356290, 95313376, 107227548, 113184634, 119141720, 134034435, 142970064, 169776951, 178712580, 214455096, 226369268, 238283440, 268068870, 282961585, 285940128, 339553902, 357425160, 428910192, 452738536, 476566880, 509330853, 536137740, 565923170, 679107804, 714850320, 848884755, 857820384, 905477072, 1018661706, 1072275480, 1131846340, 1358215608, 1429700640, 1697769510, 1810954144, 2037323412, 2144550960, 2263692680, 2546654265, 2716431216, 3395539020, 4074646824, 4289101920, 4527385360, 5093308530, 5432862432, 6791078040, 8149293648, 9054770720, 10186617060, 13582156080, 16298587296, 20373234120, 27164312160, 40746468240, 81492936480]

約数ペア:

[(1, 81492936480), (2, 40746468240), (3, 27164312160), (4, 20373234120), (5, 16298587296), (6, 13582156080), (8, 10186617060), (9, 9054770720), (10, 8149293648), (12, 6791078040), (15, 5432862432), (16, 5093308530), (18, 4527385360), (19, 4289101920), (20, 4074646824), (24, 3395539020), (30, 2716431216), (32, 2546654265), (36, 2263692680), (38, 2144550960), (40, 2037323412), (45, 1810954144), (48, 1697769510), (57, 1429700640), (60, 1358215608), (72, 1131846340), (76, 1072275480), (80, 1018661706), (90, 905477072), (95, 857820384), (96, 848884755), (114, 714850320), (120, 679107804), (144, 565923170), (152, 536137740), (160, 509330853), (171, 476566880), (180, 452738536), (190, 428910192), (228, 357425160), (240, 339553902), (285, 285940128), (288, 282961585), (304, 268068870), (342, 238283440), (360, 226369268), (380, 214455096), (456, 178712580), (480, 169776951), (570, 142970064), (608, 134034435), (684, 119141720), (720, 113184634), (760, 107227548), (855, 95313376), (912, 89356290), (1140, 71485032), (1368, 59570860), (1440, 56592317), (1520, 53613774), (1710, 47656688), (1824, 44678145), (2280, 35742516), (2736, 29785430), (3040, 26806887), (3420, 23828344), (4560, 17871258), (5472, 14892715), (6840, 11914172), (9120, 8935629), (13680, 5957086), (27360, 2978543)]