31009140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9067}}^1$

素因数の和:9101

約数の個数: 72

約数和(自身を含む): 99022560

約数和(自身を除く): 68013420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 9067, 18134, 27201, 36268, 45335, 54402, 81603, 90670, 108804, 136005, 163206, 172273, 181340, 272010, 326412, 344546, 408015, 516819, 544020, 689092, 816030, 861365, 1033638, 1550457, 1632060, 1722730, 2067276, 2584095, 3100914, 3445460, 5168190, 6201828, 7752285, 10336380, 15504570, 31009140]

約数ペア:

[(1, 31009140), (2, 15504570), (3, 10336380), (4, 7752285), (5, 6201828), (6, 5168190), (9, 3445460), (10, 3100914), (12, 2584095), (15, 2067276), (18, 1722730), (19, 1632060), (20, 1550457), (30, 1033638), (36, 861365), (38, 816030), (45, 689092), (57, 544020), (60, 516819), (76, 408015), (90, 344546), (95, 326412), (114, 272010), (171, 181340), (180, 172273), (190, 163206), (228, 136005), (285, 108804), (342, 90670), (380, 81603), (570, 54402), (684, 45335), (855, 36268), (1140, 27201), (1710, 18134), (3420, 9067)]