1137420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 3538080

約数和(自身を除く): 2400660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 89, 90, 142, 178, 180, 213, 267, 284, 355, 356, 426, 445, 534, 639, 710, 801, 852, 890, 1065, 1068, 1278, 1335, 1420, 1602, 1780, 2130, 2556, 2670, 3195, 3204, 4005, 4260, 5340, 6319, 6390, 8010, 12638, 12780, 16020, 18957, 25276, 31595, 37914, 56871, 63190, 75828, 94785, 113742, 126380, 189570, 227484, 284355, 379140, 568710, 1137420]

約数ペア:

[(1, 1137420), (2, 568710), (3, 379140), (4, 284355), (5, 227484), (6, 189570), (9, 126380), (10, 113742), (12, 94785), (15, 75828), (18, 63190), (20, 56871), (30, 37914), (36, 31595), (45, 25276), (60, 18957), (71, 16020), (89, 12780), (90, 12638), (142, 8010), (178, 6390), (180, 6319), (213, 5340), (267, 4260), (284, 4005), (355, 3204), (356, 3195), (426, 2670), (445, 2556), (534, 2130), (639, 1780), (710, 1602), (801, 1420), (852, 1335), (890, 1278), (1065, 1068)]