312255720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{123911}}^1$

素因数の和:123935

約数の個数: 96

約数和(自身を含む): 1159816320

約数和(自身を除く): 847560600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 123911, 247822, 371733, 495644, 619555, 743466, 867377, 991288, 1115199, 1239110, 1486932, 1734754, 1858665, 2230398, 2478220, 2602131, 2973864, 3469508, 3717330, 4336885, 4460796, 4956440, 5204262, 5575995, 6939016, 7434660, 7806393, 8673770, 8921592, 10408524, 11151990, 13010655, 14869320, 15612786, 17347540, 20817048, 22303980, 26021310, 31225572, 34695080, 39031965, 44607960, 52042620, 62451144, 78063930, 104085240, 156127860, 312255720]

約数ペア:

[(1, 312255720), (2, 156127860), (3, 104085240), (4, 78063930), (5, 62451144), (6, 52042620), (7, 44607960), (8, 39031965), (9, 34695080), (10, 31225572), (12, 26021310), (14, 22303980), (15, 20817048), (18, 17347540), (20, 15612786), (21, 14869320), (24, 13010655), (28, 11151990), (30, 10408524), (35, 8921592), (36, 8673770), (40, 7806393), (42, 7434660), (45, 6939016), (56, 5575995), (60, 5204262), (63, 4956440), (70, 4460796), (72, 4336885), (84, 3717330), (90, 3469508), (105, 2973864), (120, 2602131), (126, 2478220), (140, 2230398), (168, 1858665), (180, 1734754), (210, 1486932), (252, 1239110), (280, 1115199), (315, 991288), (360, 867377), (420, 743466), (504, 619555), (630, 495644), (840, 371733), (1260, 247822), (2520, 123911)]