312657660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{248141}}^1$

素因数の和:248163

約数の個数: 72

約数和(自身を含む): 1083884256

約数和(自身を除く): 771226596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 248141, 496282, 744423, 992564, 1240705, 1488846, 1736987, 2233269, 2481410, 2977692, 3473974, 3722115, 4466538, 4962820, 5210961, 6947948, 7444230, 8684935, 8933076, 10421922, 11166345, 14888460, 15632883, 17369870, 20843844, 22332690, 26054805, 31265766, 34739740, 44665380, 52109610, 62531532, 78164415, 104219220, 156328830, 312657660]

約数ペア:

[(1, 312657660), (2, 156328830), (3, 104219220), (4, 78164415), (5, 62531532), (6, 52109610), (7, 44665380), (9, 34739740), (10, 31265766), (12, 26054805), (14, 22332690), (15, 20843844), (18, 17369870), (20, 15632883), (21, 14888460), (28, 11166345), (30, 10421922), (35, 8933076), (36, 8684935), (42, 7444230), (45, 6947948), (60, 5210961), (63, 4962820), (70, 4466538), (84, 3722115), (90, 3473974), (105, 2977692), (126, 2481410), (140, 2233269), (180, 1736987), (210, 1488846), (252, 1240705), (315, 992564), (420, 744423), (630, 496282), (1260, 248141)]