220185840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131063}}^1$

素因数の和:131086

約数の個数: 80

約数和(自身を含む): 780092928

約数和(自身を除く): 559907088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 131063, 262126, 393189, 524252, 655315, 786378, 917441, 1048504, 1310630, 1572756, 1834882, 1965945, 2097008, 2621260, 2752323, 3145512, 3669764, 3931890, 4587205, 5242520, 5504646, 6291024, 7339528, 7863780, 9174410, 10485040, 11009292, 13761615, 14679056, 15727560, 18348820, 22018584, 27523230, 31455120, 36697640, 44037168, 55046460, 73395280, 110092920, 220185840]

約数ペア:

[(1, 220185840), (2, 110092920), (3, 73395280), (4, 55046460), (5, 44037168), (6, 36697640), (7, 31455120), (8, 27523230), (10, 22018584), (12, 18348820), (14, 15727560), (15, 14679056), (16, 13761615), (20, 11009292), (21, 10485040), (24, 9174410), (28, 7863780), (30, 7339528), (35, 6291024), (40, 5504646), (42, 5242520), (48, 4587205), (56, 3931890), (60, 3669764), (70, 3145512), (80, 2752323), (84, 2621260), (105, 2097008), (112, 1965945), (120, 1834882), (140, 1572756), (168, 1310630), (210, 1048504), (240, 917441), (280, 786378), (336, 655315), (420, 524252), (560, 393189), (840, 262126), (1680, 131063)]