56580420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 181960128

約数和(自身を除く): 125379708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 251, 255, 260, 289, 340, 390, 442, 502, 510, 578, 663, 753, 780, 867, 884, 1004, 1020, 1105, 1156, 1255, 1326, 1445, 1506, 1734, 2210, 2510, 2652, 2890, 3012, 3263, 3315, 3468, 3757, 3765, 4267, 4335, 4420, 5020, 5780, 6526, 6630, 7514, 7530, 8534, 8670, 9789, 11271, 12801, 13052, 13260, 15028, 15060, 16315, 17068, 17340, 18785, 19578, 21335, 22542, 25602, 32630, 37570, 39156, 42670, 45084, 48945, 51204, 55471, 56355, 64005, 65260, 72539, 75140, 85340, 97890, 110942, 112710, 128010, 145078, 166413, 195780, 217617, 221884, 225420, 256020, 277355, 290156, 332826, 362695, 435234, 554710, 665652, 725390, 832065, 870468, 943007, 1088085, 1109420, 1450780, 1664130, 1886014, 2176170, 2829021, 3328260, 3772028, 4352340, 4715035, 5658042, 9430070, 11316084, 14145105, 18860140, 28290210, 56580420]

約数ペア:

[(1, 56580420), (2, 28290210), (3, 18860140), (4, 14145105), (5, 11316084), (6, 9430070), (10, 5658042), (12, 4715035), (13, 4352340), (15, 3772028), (17, 3328260), (20, 2829021), (26, 2176170), (30, 1886014), (34, 1664130), (39, 1450780), (51, 1109420), (52, 1088085), (60, 943007), (65, 870468), (68, 832065), (78, 725390), (85, 665652), (102, 554710), (130, 435234), (156, 362695), (170, 332826), (195, 290156), (204, 277355), (221, 256020), (251, 225420), (255, 221884), (260, 217617), (289, 195780), (340, 166413), (390, 145078), (442, 128010), (502, 112710), (510, 110942), (578, 97890), (663, 85340), (753, 75140), (780, 72539), (867, 65260), (884, 64005), (1004, 56355), (1020, 55471), (1105, 51204), (1156, 48945), (1255, 45084), (1326, 42670), (1445, 39156), (1506, 37570), (1734, 32630), (2210, 25602), (2510, 22542), (2652, 21335), (2890, 19578), (3012, 18785), (3263, 17340), (3315, 17068), (3468, 16315), (3757, 15060), (3765, 15028), (4267, 13260), (4335, 13052), (4420, 12801), (5020, 11271), (5780, 9789), (6526, 8670), (6630, 8534), (7514, 7530)]