131645640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2957}}^1$

素因数の和:3031

約数の個数: 128

約数和(自身を含む): 460028160

約数和(自身を除く): 328382520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2957, 2968, 3180, 3710, 4452, 5565, 5914, 6360, 7420, 8871, 8904, 11130, 11828, 14785, 14840, 17742, 20699, 22260, 23656, 29570, 35484, 41398, 44355, 44520, 59140, 62097, 70968, 82796, 88710, 103495, 118280, 124194, 156721, 165592, 177420, 206990, 248388, 310485, 313442, 354840, 413980, 470163, 496776, 620970, 626884, 783605, 827960, 940326, 1097047, 1241940, 1253768, 1567210, 1880652, 2194094, 2350815, 2483880, 3134420, 3291141, 3761304, 4388188, 4701630, 5485235, 6268840, 6582282, 8776376, 9403260, 10970470, 13164564, 16455705, 18806520, 21940940, 26329128, 32911410, 43881880, 65822820, 131645640]

約数ペア:

[(1, 131645640), (2, 65822820), (3, 43881880), (4, 32911410), (5, 26329128), (6, 21940940), (7, 18806520), (8, 16455705), (10, 13164564), (12, 10970470), (14, 9403260), (15, 8776376), (20, 6582282), (21, 6268840), (24, 5485235), (28, 4701630), (30, 4388188), (35, 3761304), (40, 3291141), (42, 3134420), (53, 2483880), (56, 2350815), (60, 2194094), (70, 1880652), (84, 1567210), (105, 1253768), (106, 1241940), (120, 1097047), (140, 940326), (159, 827960), (168, 783605), (210, 626884), (212, 620970), (265, 496776), (280, 470163), (318, 413980), (371, 354840), (420, 313442), (424, 310485), (530, 248388), (636, 206990), (742, 177420), (795, 165592), (840, 156721), (1060, 124194), (1113, 118280), (1272, 103495), (1484, 88710), (1590, 82796), (1855, 70968), (2120, 62097), (2226, 59140), (2957, 44520), (2968, 44355), (3180, 41398), (3710, 35484), (4452, 29570), (5565, 23656), (5914, 22260), (6360, 20699), (7420, 17742), (8871, 14840), (8904, 14785), (11130, 11828)]