253303960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 725734080

約数和(自身を除く): 472430120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 101, 104, 106, 130, 140, 169, 182, 202, 212, 260, 265, 280, 338, 364, 371, 404, 424, 455, 505, 520, 530, 676, 689, 707, 728, 742, 808, 845, 910, 1010, 1060, 1183, 1313, 1352, 1378, 1414, 1484, 1690, 1820, 1855, 2020, 2120, 2366, 2626, 2756, 2828, 2968, 3380, 3445, 3535, 3640, 3710, 4040, 4732, 4823, 5252, 5353, 5512, 5656, 5915, 6565, 6760, 6890, 7070, 7420, 8957, 9191, 9464, 9646, 10504, 10706, 11830, 13130, 13780, 14140, 14840, 17069, 17914, 18382, 19292, 21412, 23660, 24115, 26260, 26765, 27560, 28280, 34138, 35828, 36764, 37471, 38584, 42824, 44785, 45955, 47320, 48230, 52520, 53530, 62699, 68276, 69589, 71656, 73528, 74942, 85345, 89570, 91910, 96460, 107060, 119483, 125398, 136552, 139178, 149884, 170690, 179140, 183820, 187355, 192920, 214120, 238966, 250796, 278356, 299768, 313495, 341380, 347945, 358280, 367640, 374710, 477932, 487123, 501592, 556712, 597415, 626990, 682760, 695890, 749420, 904657, 955864, 974246, 1194830, 1253980, 1391780, 1498840, 1809314, 1948492, 2389660, 2435615, 2507960, 2783560, 3618628, 3896984, 4523285, 4779320, 4871230, 6332599, 7237256, 9046570, 9742460, 12665198, 18093140, 19484920, 25330396, 31662995, 36186280, 50660792, 63325990, 126651980, 253303960]

約数ペア:

[(1, 253303960), (2, 126651980), (4, 63325990), (5, 50660792), (7, 36186280), (8, 31662995), (10, 25330396), (13, 19484920), (14, 18093140), (20, 12665198), (26, 9742460), (28, 9046570), (35, 7237256), (40, 6332599), (52, 4871230), (53, 4779320), (56, 4523285), (65, 3896984), (70, 3618628), (91, 2783560), (101, 2507960), (104, 2435615), (106, 2389660), (130, 1948492), (140, 1809314), (169, 1498840), (182, 1391780), (202, 1253980), (212, 1194830), (260, 974246), (265, 955864), (280, 904657), (338, 749420), (364, 695890), (371, 682760), (404, 626990), (424, 597415), (455, 556712), (505, 501592), (520, 487123), (530, 477932), (676, 374710), (689, 367640), (707, 358280), (728, 347945), (742, 341380), (808, 313495), (845, 299768), (910, 278356), (1010, 250796), (1060, 238966), (1183, 214120), (1313, 192920), (1352, 187355), (1378, 183820), (1414, 179140), (1484, 170690), (1690, 149884), (1820, 139178), (1855, 136552), (2020, 125398), (2120, 119483), (2366, 107060), (2626, 96460), (2756, 91910), (2828, 89570), (2968, 85345), (3380, 74942), (3445, 73528), (3535, 71656), (3640, 69589), (3710, 68276), (4040, 62699), (4732, 53530), (4823, 52520), (5252, 48230), (5353, 47320), (5512, 45955), (5656, 44785), (5915, 42824), (6565, 38584), (6760, 37471), (6890, 36764), (7070, 35828), (7420, 34138), (8957, 28280), (9191, 27560), (9464, 26765), (9646, 26260), (10504, 24115), (10706, 23660), (11830, 21412), (13130, 19292), (13780, 18382), (14140, 17914), (14840, 17069)]