131318460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8017}}^1$

素因数の和:8052

約数の個数: 144

約数和(自身を含む): 490316736

約数和(自身を除く): 358998276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8017, 8190, 16034, 16380, 24051, 32068, 40085, 48102, 56119, 72153, 80170, 96204, 104221, 112238, 120255, 144306, 160340, 168357, 208442, 224476, 240510, 280595, 288612, 312663, 336714, 360765, 416884, 481020, 505071, 521105, 561190, 625326, 673428, 721530, 729547, 841785, 937989, 1010142, 1042210, 1122380, 1250652, 1443060, 1459094, 1563315, 1683570, 1875978, 2020284, 2084420, 2188641, 2525355, 2918188, 3126630, 3367140, 3647735, 3751956, 4377282, 4689945, 5050710, 6253260, 6565923, 7295470, 8754564, 9379890, 10101420, 10943205, 13131846, 14590940, 18759780, 21886410, 26263692, 32829615, 43772820, 65659230, 131318460]

約数ペア:

[(1, 131318460), (2, 65659230), (3, 43772820), (4, 32829615), (5, 26263692), (6, 21886410), (7, 18759780), (9, 14590940), (10, 13131846), (12, 10943205), (13, 10101420), (14, 9379890), (15, 8754564), (18, 7295470), (20, 6565923), (21, 6253260), (26, 5050710), (28, 4689945), (30, 4377282), (35, 3751956), (36, 3647735), (39, 3367140), (42, 3126630), (45, 2918188), (52, 2525355), (60, 2188641), (63, 2084420), (65, 2020284), (70, 1875978), (78, 1683570), (84, 1563315), (90, 1459094), (91, 1443060), (105, 1250652), (117, 1122380), (126, 1042210), (130, 1010142), (140, 937989), (156, 841785), (180, 729547), (182, 721530), (195, 673428), (210, 625326), (234, 561190), (252, 521105), (260, 505071), (273, 481020), (315, 416884), (364, 360765), (390, 336714), (420, 312663), (455, 288612), (468, 280595), (546, 240510), (585, 224476), (630, 208442), (780, 168357), (819, 160340), (910, 144306), (1092, 120255), (1170, 112238), (1260, 104221), (1365, 96204), (1638, 80170), (1820, 72153), (2340, 56119), (2730, 48102), (3276, 40085), (4095, 32068), (5460, 24051), (8017, 16380), (8190, 16034)]