644081880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:698

約数の個数: 256

約数和(自身を含む): 2249856000

約数和(自身を除く): 1605774120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 29, 30, 39, 40, 46, 52, 58, 60, 65, 69, 78, 87, 92, 104, 115, 116, 120, 130, 138, 145, 156, 174, 184, 195, 230, 232, 260, 276, 290, 299, 312, 345, 348, 377, 390, 435, 460, 520, 552, 580, 598, 619, 667, 690, 696, 754, 780, 870, 897, 920, 1131, 1160, 1196, 1238, 1334, 1380, 1495, 1508, 1560, 1740, 1794, 1857, 1885, 2001, 2262, 2392, 2476, 2668, 2760, 2990, 3016, 3095, 3335, 3480, 3588, 3714, 3770, 4002, 4485, 4524, 4952, 5336, 5655, 5980, 6190, 6670, 7176, 7428, 7540, 8004, 8047, 8671, 8970, 9048, 9285, 10005, 11310, 11960, 12380, 13340, 14237, 14856, 15080, 16008, 16094, 17342, 17940, 17951, 18570, 20010, 22620, 24141, 24760, 26013, 26680, 28474, 32188, 34684, 35880, 35902, 37140, 40020, 40235, 42711, 43355, 45240, 48282, 52026, 53853, 56948, 64376, 69368, 71185, 71804, 74280, 80040, 80470, 85422, 86710, 89755, 96564, 104052, 107706, 113896, 120705, 130065, 142370, 143608, 160940, 170844, 173420, 179510, 185081, 193128, 208104, 213555, 215412, 233363, 241410, 260130, 269265, 284740, 321880, 341688, 346840, 359020, 370162, 412873, 427110, 430824, 466726, 482820, 520260, 538530, 555243, 569480, 700089, 718040, 740324, 825746, 854220, 925405, 933452, 965640, 1040520, 1077060, 1110486, 1166815, 1238619, 1400178, 1480648, 1651492, 1708440, 1850810, 1866904, 2064365, 2154120, 2220972, 2333630, 2477238, 2776215, 2800356, 3302984, 3500445, 3701620, 4128730, 4441944, 4667260, 4954476, 5367349, 5552430, 5600712, 6193095, 7000890, 7403240, 8257460, 9334520, 9908952, 10734698, 11104860, 12386190, 14001780, 16102047, 16514920, 21469396, 22209720, 24772380, 26836745, 28003560, 32204094, 42938792, 49544760, 53673490, 64408188, 80510235, 107346980, 128816376, 161020470, 214693960, 322040940, 644081880]

約数ペア:

[(1, 644081880), (2, 322040940), (3, 214693960), (4, 161020470), (5, 128816376), (6, 107346980), (8, 80510235), (10, 64408188), (12, 53673490), (13, 49544760), (15, 42938792), (20, 32204094), (23, 28003560), (24, 26836745), (26, 24772380), (29, 22209720), (30, 21469396), (39, 16514920), (40, 16102047), (46, 14001780), (52, 12386190), (58, 11104860), (60, 10734698), (65, 9908952), (69, 9334520), (78, 8257460), (87, 7403240), (92, 7000890), (104, 6193095), (115, 5600712), (116, 5552430), (120, 5367349), (130, 4954476), (138, 4667260), (145, 4441944), (156, 4128730), (174, 3701620), (184, 3500445), (195, 3302984), (230, 2800356), (232, 2776215), (260, 2477238), (276, 2333630), (290, 2220972), (299, 2154120), (312, 2064365), (345, 1866904), (348, 1850810), (377, 1708440), (390, 1651492), (435, 1480648), (460, 1400178), (520, 1238619), (552, 1166815), (580, 1110486), (598, 1077060), (619, 1040520), (667, 965640), (690, 933452), (696, 925405), (754, 854220), (780, 825746), (870, 740324), (897, 718040), (920, 700089), (1131, 569480), (1160, 555243), (1196, 538530), (1238, 520260), (1334, 482820), (1380, 466726), (1495, 430824), (1508, 427110), (1560, 412873), (1740, 370162), (1794, 359020), (1857, 346840), (1885, 341688), (2001, 321880), (2262, 284740), (2392, 269265), (2476, 260130), (2668, 241410), (2760, 233363), (2990, 215412), (3016, 213555), (3095, 208104), (3335, 193128), (3480, 185081), (3588, 179510), (3714, 173420), (3770, 170844), (4002, 160940), (4485, 143608), (4524, 142370), (4952, 130065), (5336, 120705), (5655, 113896), (5980, 107706), (6190, 104052), (6670, 96564), (7176, 89755), (7428, 86710), (7540, 85422), (8004, 80470), (8047, 80040), (8671, 74280), (8970, 71804), (9048, 71185), (9285, 69368), (10005, 64376), (11310, 56948), (11960, 53853), (12380, 52026), (13340, 48282), (14237, 45240), (14856, 43355), (15080, 42711), (16008, 40235), (16094, 40020), (17342, 37140), (17940, 35902), (17951, 35880), (18570, 34684), (20010, 32188), (22620, 28474), (24141, 26680), (24760, 26013)]