389950320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:383

約数の個数: 160

約数和(自身を含む): 1241349120

約数和(自身を除く): 851398800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 131, 157, 158, 237, 240, 262, 314, 316, 393, 395, 471, 474, 524, 628, 632, 655, 785, 786, 790, 942, 948, 1048, 1185, 1256, 1264, 1310, 1570, 1572, 1580, 1884, 1896, 1965, 2096, 2355, 2370, 2512, 2620, 3140, 3144, 3160, 3768, 3792, 3930, 4710, 4740, 5240, 6280, 6288, 6320, 7536, 7860, 9420, 9480, 10349, 10480, 12403, 12560, 15720, 18840, 18960, 20567, 20698, 24806, 31047, 31440, 37209, 37680, 41134, 41396, 49612, 51745, 61701, 62015, 62094, 74418, 82268, 82792, 99224, 102835, 103490, 123402, 124030, 124188, 148836, 155235, 164536, 165584, 186045, 198448, 205670, 206980, 246804, 248060, 248376, 297672, 308505, 310470, 329072, 372090, 411340, 413960, 493608, 496120, 496752, 595344, 617010, 620940, 744180, 822680, 827920, 987216, 992240, 1234020, 1241880, 1488360, 1624793, 1645360, 2468040, 2483760, 2976720, 3249586, 4874379, 4936080, 6499172, 8123965, 9748758, 12998344, 16247930, 19497516, 24371895, 25996688, 32495860, 38995032, 48743790, 64991720, 77990064, 97487580, 129983440, 194975160, 389950320]

約数ペア:

[(1, 389950320), (2, 194975160), (3, 129983440), (4, 97487580), (5, 77990064), (6, 64991720), (8, 48743790), (10, 38995032), (12, 32495860), (15, 25996688), (16, 24371895), (20, 19497516), (24, 16247930), (30, 12998344), (40, 9748758), (48, 8123965), (60, 6499172), (79, 4936080), (80, 4874379), (120, 3249586), (131, 2976720), (157, 2483760), (158, 2468040), (237, 1645360), (240, 1624793), (262, 1488360), (314, 1241880), (316, 1234020), (393, 992240), (395, 987216), (471, 827920), (474, 822680), (524, 744180), (628, 620940), (632, 617010), (655, 595344), (785, 496752), (786, 496120), (790, 493608), (942, 413960), (948, 411340), (1048, 372090), (1185, 329072), (1256, 310470), (1264, 308505), (1310, 297672), (1570, 248376), (1572, 248060), (1580, 246804), (1884, 206980), (1896, 205670), (1965, 198448), (2096, 186045), (2355, 165584), (2370, 164536), (2512, 155235), (2620, 148836), (3140, 124188), (3144, 124030), (3160, 123402), (3768, 103490), (3792, 102835), (3930, 99224), (4710, 82792), (4740, 82268), (5240, 74418), (6280, 62094), (6288, 62015), (6320, 61701), (7536, 51745), (7860, 49612), (9420, 41396), (9480, 41134), (10349, 37680), (10480, 37209), (12403, 31440), (12560, 31047), (15720, 24806), (18840, 20698), (18960, 20567)]