204236320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 535127040

約数和(自身を除く): 330890720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 127, 152, 160, 184, 190, 230, 254, 304, 368, 380, 437, 460, 508, 529, 608, 635, 736, 760, 874, 920, 1016, 1058, 1270, 1520, 1748, 1840, 2032, 2116, 2185, 2413, 2540, 2645, 2921, 3040, 3496, 3680, 4064, 4232, 4370, 4826, 5080, 5290, 5842, 6992, 8464, 8740, 9652, 10051, 10160, 10580, 11684, 12065, 13984, 14605, 16928, 17480, 19304, 20102, 20320, 21160, 23368, 24130, 29210, 34960, 38608, 40204, 42320, 46736, 48260, 50255, 55499, 58420, 67183, 69920, 77216, 80408, 84640, 93472, 96520, 100510, 110998, 116840, 134366, 160816, 193040, 201020, 221996, 233680, 268732, 277495, 321632, 335915, 386080, 402040, 443992, 467360, 537464, 554990, 671830, 804080, 887984, 1074928, 1109980, 1276477, 1343660, 1608160, 1775968, 2149856, 2219960, 2552954, 2687320, 4439920, 5105908, 5374640, 6382385, 8879840, 10211816, 10749280, 12764770, 20423632, 25529540, 40847264, 51059080, 102118160, 204236320]

約数ペア:

[(1, 204236320), (2, 102118160), (4, 51059080), (5, 40847264), (8, 25529540), (10, 20423632), (16, 12764770), (19, 10749280), (20, 10211816), (23, 8879840), (32, 6382385), (38, 5374640), (40, 5105908), (46, 4439920), (76, 2687320), (80, 2552954), (92, 2219960), (95, 2149856), (115, 1775968), (127, 1608160), (152, 1343660), (160, 1276477), (184, 1109980), (190, 1074928), (230, 887984), (254, 804080), (304, 671830), (368, 554990), (380, 537464), (437, 467360), (460, 443992), (508, 402040), (529, 386080), (608, 335915), (635, 321632), (736, 277495), (760, 268732), (874, 233680), (920, 221996), (1016, 201020), (1058, 193040), (1270, 160816), (1520, 134366), (1748, 116840), (1840, 110998), (2032, 100510), (2116, 96520), (2185, 93472), (2413, 84640), (2540, 80408), (2645, 77216), (2921, 69920), (3040, 67183), (3496, 58420), (3680, 55499), (4064, 50255), (4232, 48260), (4370, 46736), (4826, 42320), (5080, 40204), (5290, 38608), (5842, 34960), (6992, 29210), (8464, 24130), (8740, 23368), (9652, 21160), (10051, 20320), (10160, 20102), (10580, 19304), (11684, 17480), (12065, 16928), (13984, 14605)]