18675720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7411}}^1$

素因数の和:7435

約数の個数: 96

約数和(自身を含む): 69376320

約数和(自身を除く): 50700600

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, 7411, 14822, 22233, 29644, 37055, 44466, 51877, 59288, 66699, 74110, 88932, 103754, 111165, 133398, 148220, 155631, 177864, 207508, 222330, 259385, 266796, 296440, 311262, 333495, 415016, 444660, 466893, 518770, 533592, 622524, 666990, 778155, 889320, 933786, 1037540, 1245048, 1333980, 1556310, 1867572, 2075080, 2334465, 2667960, 3112620, 3735144, 4668930, 6225240, 9337860, 18675720]

約数ペア:

[(1, 18675720), (2, 9337860), (3, 6225240), (4, 4668930), (5, 3735144), (6, 3112620), (7, 2667960), (8, 2334465), (9, 2075080), (10, 1867572), (12, 1556310), (14, 1333980), (15, 1245048), (18, 1037540), (20, 933786), (21, 889320), (24, 778155), (28, 666990), (30, 622524), (35, 533592), (36, 518770), (40, 466893), (42, 444660), (45, 415016), (56, 333495), (60, 311262), (63, 296440), (70, 266796), (72, 259385), (84, 222330), (90, 207508), (105, 177864), (120, 155631), (126, 148220), (140, 133398), (168, 111165), (180, 103754), (210, 88932), (252, 74110), (280, 66699), (315, 59288), (360, 51877), (420, 44466), (504, 37055), (630, 29644), (840, 22233), (1260, 14822), (2520, 7411)]