69281940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12689}}^1$

素因数の和:12721

約数の個数: 96

約数和(自身を含む): 238775040

約数和(自身を除く): 169493100

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, 12689, 25378, 38067, 50756, 63445, 76134, 88823, 126890, 152268, 164957, 177646, 190335, 253780, 266469, 329914, 355292, 380670, 444115, 494871, 532938, 659828, 761340, 824785, 888230, 989742, 1065876, 1154699, 1332345, 1649570, 1776460, 1979484, 2309398, 2474355, 2664690, 3299140, 3464097, 4618796, 4948710, 5329380, 5773495, 6928194, 9897420, 11546990, 13856388, 17320485, 23093980, 34640970, 69281940]

約数ペア:

[(1, 69281940), (2, 34640970), (3, 23093980), (4, 17320485), (5, 13856388), (6, 11546990), (7, 9897420), (10, 6928194), (12, 5773495), (13, 5329380), (14, 4948710), (15, 4618796), (20, 3464097), (21, 3299140), (26, 2664690), (28, 2474355), (30, 2309398), (35, 1979484), (39, 1776460), (42, 1649570), (52, 1332345), (60, 1154699), (65, 1065876), (70, 989742), (78, 888230), (84, 824785), (91, 761340), (105, 659828), (130, 532938), (140, 494871), (156, 444115), (182, 380670), (195, 355292), (210, 329914), (260, 266469), (273, 253780), (364, 190335), (390, 177646), (420, 164957), (455, 152268), (546, 126890), (780, 88823), (910, 76134), (1092, 63445), (1365, 50756), (1820, 38067), (2730, 25378), (5460, 12689)]