275912520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1291}}^1$

素因数の和:1455

約数の個数: 128

約数和(自身を含む): 898611840

約数和(自身を除く): 622699320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1096, 1291, 1370, 1560, 1644, 1781, 2055, 2582, 2740, 3288, 3562, 3873, 4110, 5164, 5343, 5480, 6455, 7124, 7746, 8220, 8905, 10328, 10686, 12910, 14248, 15492, 16440, 16783, 17810, 19365, 21372, 25820, 26715, 30984, 33566, 35620, 38730, 42744, 50349, 51640, 53430, 67132, 71240, 77460, 83915, 100698, 106860, 134264, 154920, 167830, 176867, 201396, 213720, 251745, 335660, 353734, 402792, 503490, 530601, 671320, 707468, 884335, 1006980, 1061202, 1414936, 1768670, 2013960, 2122404, 2299271, 2653005, 3537340, 4244808, 4598542, 5306010, 6897813, 7074680, 9197084, 10612020, 11496355, 13795626, 18394168, 21224040, 22992710, 27591252, 34489065, 45985420, 55182504, 68978130, 91970840, 137956260, 275912520]

約数ペア:

[(1, 275912520), (2, 137956260), (3, 91970840), (4, 68978130), (5, 55182504), (6, 45985420), (8, 34489065), (10, 27591252), (12, 22992710), (13, 21224040), (15, 18394168), (20, 13795626), (24, 11496355), (26, 10612020), (30, 9197084), (39, 7074680), (40, 6897813), (52, 5306010), (60, 4598542), (65, 4244808), (78, 3537340), (104, 2653005), (120, 2299271), (130, 2122404), (137, 2013960), (156, 1768670), (195, 1414936), (260, 1061202), (274, 1006980), (312, 884335), (390, 707468), (411, 671320), (520, 530601), (548, 503490), (685, 402792), (780, 353734), (822, 335660), (1096, 251745), (1291, 213720), (1370, 201396), (1560, 176867), (1644, 167830), (1781, 154920), (2055, 134264), (2582, 106860), (2740, 100698), (3288, 83915), (3562, 77460), (3873, 71240), (4110, 67132), (5164, 53430), (5343, 51640), (5480, 50349), (6455, 42744), (7124, 38730), (7746, 35620), (8220, 33566), (8905, 30984), (10328, 26715), (10686, 25820), (12910, 21372), (14248, 19365), (15492, 17810), (16440, 16783)]