78072540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 192

約数和(自身を含む): 273960960

約数和(自身を除く): 195888420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 79, 84, 91, 105, 130, 140, 156, 158, 181, 182, 195, 210, 237, 260, 273, 316, 362, 364, 390, 395, 420, 455, 474, 543, 546, 553, 724, 780, 790, 905, 910, 948, 1027, 1086, 1092, 1106, 1185, 1267, 1365, 1580, 1659, 1810, 1820, 2054, 2172, 2212, 2353, 2370, 2534, 2715, 2730, 2765, 3081, 3318, 3620, 3801, 4108, 4706, 4740, 5068, 5135, 5430, 5460, 5530, 6162, 6335, 6636, 7059, 7189, 7602, 8295, 9412, 10270, 10860, 11060, 11765, 12324, 12670, 14118, 14299, 14378, 15204, 15405, 16471, 16590, 19005, 20540, 21567, 23530, 25340, 28236, 28598, 28756, 30810, 32942, 33180, 35295, 35945, 38010, 42897, 43134, 47060, 49413, 57196, 61620, 65884, 70590, 71495, 71890, 76020, 82355, 85794, 86268, 98826, 100093, 107835, 141180, 142990, 143780, 164710, 171588, 185887, 197652, 200186, 214485, 215670, 247065, 285980, 300279, 329420, 371774, 400372, 428970, 431340, 494130, 500465, 557661, 600558, 743548, 857940, 929435, 988260, 1000930, 1115322, 1201116, 1301209, 1501395, 1858870, 2001860, 2230644, 2602418, 2788305, 3002790, 3717740, 3903627, 5204836, 5576610, 6005580, 6506045, 7807254, 11153220, 13012090, 15614508, 19518135, 26024180, 39036270, 78072540]

約数ペア:

[(1, 78072540), (2, 39036270), (3, 26024180), (4, 19518135), (5, 15614508), (6, 13012090), (7, 11153220), (10, 7807254), (12, 6506045), (13, 6005580), (14, 5576610), (15, 5204836), (20, 3903627), (21, 3717740), (26, 3002790), (28, 2788305), (30, 2602418), (35, 2230644), (39, 2001860), (42, 1858870), (52, 1501395), (60, 1301209), (65, 1201116), (70, 1115322), (78, 1000930), (79, 988260), (84, 929435), (91, 857940), (105, 743548), (130, 600558), (140, 557661), (156, 500465), (158, 494130), (181, 431340), (182, 428970), (195, 400372), (210, 371774), (237, 329420), (260, 300279), (273, 285980), (316, 247065), (362, 215670), (364, 214485), (390, 200186), (395, 197652), (420, 185887), (455, 171588), (474, 164710), (543, 143780), (546, 142990), (553, 141180), (724, 107835), (780, 100093), (790, 98826), (905, 86268), (910, 85794), (948, 82355), (1027, 76020), (1086, 71890), (1092, 71495), (1106, 70590), (1185, 65884), (1267, 61620), (1365, 57196), (1580, 49413), (1659, 47060), (1810, 43134), (1820, 42897), (2054, 38010), (2172, 35945), (2212, 35295), (2353, 33180), (2370, 32942), (2534, 30810), (2715, 28756), (2730, 28598), (2765, 28236), (3081, 25340), (3318, 23530), (3620, 21567), (3801, 20540), (4108, 19005), (4706, 16590), (4740, 16471), (5068, 15405), (5135, 15204), (5430, 14378), (5460, 14299), (5530, 14118), (6162, 12670), (6335, 12324), (6636, 11765), (7059, 11060), (7189, 10860), (7602, 10270), (8295, 9412)]