220971660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40471}}^1$

素因数の和:40503

約数の個数: 96

約数和(自身を含む): 761521152

約数和(自身を除く): 540549492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 40471, 80942, 121413, 161884, 202355, 242826, 283297, 404710, 485652, 526123, 566594, 607065, 809420, 849891, 1052246, 1133188, 1214130, 1416485, 1578369, 1699782, 2104492, 2428260, 2630615, 2832970, 3156738, 3399564, 3682861, 4249455, 5261230, 5665940, 6313476, 7365722, 7891845, 8498910, 10522460, 11048583, 14731444, 15783690, 16997820, 18414305, 22097166, 31567380, 36828610, 44194332, 55242915, 73657220, 110485830, 220971660]

約数ペア:

[(1, 220971660), (2, 110485830), (3, 73657220), (4, 55242915), (5, 44194332), (6, 36828610), (7, 31567380), (10, 22097166), (12, 18414305), (13, 16997820), (14, 15783690), (15, 14731444), (20, 11048583), (21, 10522460), (26, 8498910), (28, 7891845), (30, 7365722), (35, 6313476), (39, 5665940), (42, 5261230), (52, 4249455), (60, 3682861), (65, 3399564), (70, 3156738), (78, 2832970), (84, 2630615), (91, 2428260), (105, 2104492), (130, 1699782), (140, 1578369), (156, 1416485), (182, 1214130), (195, 1133188), (210, 1052246), (260, 849891), (273, 809420), (364, 607065), (390, 566594), (420, 526123), (455, 485652), (546, 404710), (780, 283297), (910, 242826), (1092, 202355), (1365, 161884), (1820, 121413), (2730, 80942), (5460, 40471)]