221452140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40559}}^1$

素因数の和:40591

約数の個数: 96

約数和(自身を含む): 763176960

約数和(自身を除く): 541724820

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, 40559, 81118, 121677, 162236, 202795, 243354, 283913, 405590, 486708, 527267, 567826, 608385, 811180, 851739, 1054534, 1135652, 1216770, 1419565, 1581801, 1703478, 2109068, 2433540, 2636335, 2839130, 3163602, 3406956, 3690869, 4258695, 5272670, 5678260, 6327204, 7381738, 7909005, 8517390, 10545340, 11072607, 14763476, 15818010, 17034780, 18454345, 22145214, 31636020, 36908690, 44290428, 55363035, 73817380, 110726070, 221452140]

約数ペア:

[(1, 221452140), (2, 110726070), (3, 73817380), (4, 55363035), (5, 44290428), (6, 36908690), (7, 31636020), (10, 22145214), (12, 18454345), (13, 17034780), (14, 15818010), (15, 14763476), (20, 11072607), (21, 10545340), (26, 8517390), (28, 7909005), (30, 7381738), (35, 6327204), (39, 5678260), (42, 5272670), (52, 4258695), (60, 3690869), (65, 3406956), (70, 3163602), (78, 2839130), (84, 2636335), (91, 2433540), (105, 2109068), (130, 1703478), (140, 1581801), (156, 1419565), (182, 1216770), (195, 1135652), (210, 1054534), (260, 851739), (273, 811180), (364, 608385), (390, 567826), (420, 527267), (455, 486708), (546, 405590), (780, 283913), (910, 243354), (1092, 202795), (1365, 162236), (1820, 121677), (2730, 81118), (5460, 40559)]