203221560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2605

約数の個数: 128

約数和(自身を含む): 658368000

約数和(自身を除く): 455146440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 276, 290, 345, 348, 435, 460, 552, 580, 667, 690, 696, 870, 920, 1160, 1334, 1380, 1740, 2001, 2539, 2668, 2760, 3335, 3480, 4002, 5078, 5336, 6670, 7617, 8004, 10005, 10156, 12695, 13340, 15234, 16008, 20010, 20312, 25390, 26680, 30468, 38085, 40020, 50780, 58397, 60936, 73631, 76170, 80040, 101560, 116794, 147262, 152340, 175191, 220893, 233588, 291985, 294524, 304680, 350382, 368155, 441786, 467176, 583970, 589048, 700764, 736310, 875955, 883572, 1104465, 1167940, 1401528, 1472620, 1693513, 1751910, 1767144, 2208930, 2335880, 2945240, 3387026, 3503820, 4417860, 5080539, 6774052, 7007640, 8467565, 8835720, 10161078, 13548104, 16935130, 20322156, 25402695, 33870260, 40644312, 50805390, 67740520, 101610780, 203221560]

約数ペア:

[(1, 203221560), (2, 101610780), (3, 67740520), (4, 50805390), (5, 40644312), (6, 33870260), (8, 25402695), (10, 20322156), (12, 16935130), (15, 13548104), (20, 10161078), (23, 8835720), (24, 8467565), (29, 7007640), (30, 6774052), (40, 5080539), (46, 4417860), (58, 3503820), (60, 3387026), (69, 2945240), (87, 2335880), (92, 2208930), (115, 1767144), (116, 1751910), (120, 1693513), (138, 1472620), (145, 1401528), (174, 1167940), (184, 1104465), (230, 883572), (232, 875955), (276, 736310), (290, 700764), (345, 589048), (348, 583970), (435, 467176), (460, 441786), (552, 368155), (580, 350382), (667, 304680), (690, 294524), (696, 291985), (870, 233588), (920, 220893), (1160, 175191), (1334, 152340), (1380, 147262), (1740, 116794), (2001, 101560), (2539, 80040), (2668, 76170), (2760, 73631), (3335, 60936), (3480, 58397), (4002, 50780), (5078, 40020), (5336, 38085), (6670, 30468), (7617, 26680), (8004, 25390), (10005, 20312), (10156, 20010), (12695, 16008), (13340, 15234)]