281644020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{74509}}^1$

素因数の和:74534

約数の個数: 96

約数和(自身を含む): 1001414400

約数和(自身を除く): 719770380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 74509, 149018, 223527, 298036, 372545, 447054, 521563, 670581, 745090, 894108, 1043126, 1117635, 1341162, 1490180, 1564689, 2011743, 2086252, 2235270, 2607815, 2682324, 3129378, 3352905, 4023486, 4470540, 4694067, 5215630, 6258756, 6705810, 7823445, 8046972, 9388134, 10058715, 10431260, 13411620, 14082201, 15646890, 18776268, 20117430, 23470335, 28164402, 31293780, 40234860, 46940670, 56328804, 70411005, 93881340, 140822010, 281644020]

約数ペア:

[(1, 281644020), (2, 140822010), (3, 93881340), (4, 70411005), (5, 56328804), (6, 46940670), (7, 40234860), (9, 31293780), (10, 28164402), (12, 23470335), (14, 20117430), (15, 18776268), (18, 15646890), (20, 14082201), (21, 13411620), (27, 10431260), (28, 10058715), (30, 9388134), (35, 8046972), (36, 7823445), (42, 6705810), (45, 6258756), (54, 5215630), (60, 4694067), (63, 4470540), (70, 4023486), (84, 3352905), (90, 3129378), (105, 2682324), (108, 2607815), (126, 2235270), (135, 2086252), (140, 2011743), (180, 1564689), (189, 1490180), (210, 1341162), (252, 1117635), (270, 1043126), (315, 894108), (378, 745090), (420, 670581), (540, 521563), (630, 447054), (756, 372545), (945, 298036), (1260, 223527), (1890, 149018), (3780, 74509)]