70815420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 236107872

約数和(自身を除く): 165292452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 571, 585, 636, 689, 780, 795, 954, 1060, 1142, 1170, 1378, 1590, 1713, 1908, 2067, 2284, 2340, 2385, 2756, 2855, 3180, 3426, 3445, 4134, 4770, 5139, 5710, 6201, 6852, 6890, 7423, 8268, 8565, 9540, 10278, 10335, 11420, 12402, 13780, 14846, 17130, 20556, 20670, 22269, 24804, 25695, 29692, 30263, 31005, 34260, 37115, 41340, 44538, 51390, 60526, 62010, 66807, 74230, 89076, 90789, 102780, 111345, 121052, 124020, 133614, 148460, 151315, 181578, 222690, 267228, 272367, 302630, 334035, 363156, 393419, 445380, 453945, 544734, 605260, 668070, 786838, 907890, 1089468, 1180257, 1336140, 1361835, 1573676, 1815780, 1967095, 2360514, 2723670, 3540771, 3934190, 4721028, 5447340, 5901285, 7081542, 7868380, 11802570, 14163084, 17703855, 23605140, 35407710, 70815420]

約数ペア:

[(1, 70815420), (2, 35407710), (3, 23605140), (4, 17703855), (5, 14163084), (6, 11802570), (9, 7868380), (10, 7081542), (12, 5901285), (13, 5447340), (15, 4721028), (18, 3934190), (20, 3540771), (26, 2723670), (30, 2360514), (36, 1967095), (39, 1815780), (45, 1573676), (52, 1361835), (53, 1336140), (60, 1180257), (65, 1089468), (78, 907890), (90, 786838), (106, 668070), (117, 605260), (130, 544734), (156, 453945), (159, 445380), (180, 393419), (195, 363156), (212, 334035), (234, 302630), (260, 272367), (265, 267228), (318, 222690), (390, 181578), (468, 151315), (477, 148460), (530, 133614), (571, 124020), (585, 121052), (636, 111345), (689, 102780), (780, 90789), (795, 89076), (954, 74230), (1060, 66807), (1142, 62010), (1170, 60526), (1378, 51390), (1590, 44538), (1713, 41340), (1908, 37115), (2067, 34260), (2284, 31005), (2340, 30263), (2385, 29692), (2756, 25695), (2855, 24804), (3180, 22269), (3426, 20670), (3445, 20556), (4134, 17130), (4770, 14846), (5139, 13780), (5710, 12402), (6201, 11420), (6852, 10335), (6890, 10278), (7423, 9540), (8268, 8565)]