201916680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{887}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 695623680

約数和(自身を除く): 493707000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 271, 280, 420, 542, 813, 840, 887, 1084, 1355, 1626, 1774, 1897, 2168, 2661, 2710, 3252, 3548, 3794, 4065, 4435, 5322, 5420, 5691, 6209, 6504, 7096, 7588, 8130, 8870, 9485, 10644, 10840, 11382, 12418, 13305, 15176, 16260, 17740, 18627, 18970, 21288, 22764, 24836, 26610, 28455, 31045, 32520, 35480, 37254, 37940, 45528, 49672, 53220, 56910, 62090, 74508, 75880, 93135, 106440, 113820, 124180, 149016, 186270, 227640, 240377, 248360, 372540, 480754, 721131, 745080, 961508, 1201885, 1442262, 1682639, 1923016, 2403770, 2884524, 3365278, 3605655, 4807540, 5047917, 5769048, 6730556, 7211310, 8413195, 9615080, 10095834, 13461112, 14422620, 16826390, 20191668, 25239585, 28845240, 33652780, 40383336, 50479170, 67305560, 100958340, 201916680]

約数ペア:

[(1, 201916680), (2, 100958340), (3, 67305560), (4, 50479170), (5, 40383336), (6, 33652780), (7, 28845240), (8, 25239585), (10, 20191668), (12, 16826390), (14, 14422620), (15, 13461112), (20, 10095834), (21, 9615080), (24, 8413195), (28, 7211310), (30, 6730556), (35, 5769048), (40, 5047917), (42, 4807540), (56, 3605655), (60, 3365278), (70, 2884524), (84, 2403770), (105, 1923016), (120, 1682639), (140, 1442262), (168, 1201885), (210, 961508), (271, 745080), (280, 721131), (420, 480754), (542, 372540), (813, 248360), (840, 240377), (887, 227640), (1084, 186270), (1355, 149016), (1626, 124180), (1774, 113820), (1897, 106440), (2168, 93135), (2661, 75880), (2710, 74508), (3252, 62090), (3548, 56910), (3794, 53220), (4065, 49672), (4435, 45528), (5322, 37940), (5420, 37254), (5691, 35480), (6209, 32520), (6504, 31045), (7096, 28455), (7588, 26610), (8130, 24836), (8870, 22764), (9485, 21288), (10644, 18970), (10840, 18627), (11382, 17740), (12418, 16260), (13305, 15176)]