9005640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 31518720

約数和(自身を除く): 22513080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 151, 168, 210, 213, 280, 284, 302, 355, 420, 426, 453, 497, 568, 604, 710, 755, 840, 852, 906, 994, 1057, 1065, 1208, 1420, 1491, 1510, 1704, 1812, 1988, 2114, 2130, 2265, 2485, 2840, 2982, 3020, 3171, 3624, 3976, 4228, 4260, 4530, 4970, 5285, 5964, 6040, 6342, 7455, 8456, 8520, 9060, 9940, 10570, 10721, 11928, 12684, 14910, 15855, 18120, 19880, 21140, 21442, 25368, 29820, 31710, 32163, 42280, 42884, 53605, 59640, 63420, 64326, 75047, 85768, 107210, 126840, 128652, 150094, 160815, 214420, 225141, 257304, 300188, 321630, 375235, 428840, 450282, 600376, 643260, 750470, 900564, 1125705, 1286520, 1500940, 1801128, 2251410, 3001880, 4502820, 9005640]

約数ペア:

[(1, 9005640), (2, 4502820), (3, 3001880), (4, 2251410), (5, 1801128), (6, 1500940), (7, 1286520), (8, 1125705), (10, 900564), (12, 750470), (14, 643260), (15, 600376), (20, 450282), (21, 428840), (24, 375235), (28, 321630), (30, 300188), (35, 257304), (40, 225141), (42, 214420), (56, 160815), (60, 150094), (70, 128652), (71, 126840), (84, 107210), (105, 85768), (120, 75047), (140, 64326), (142, 63420), (151, 59640), (168, 53605), (210, 42884), (213, 42280), (280, 32163), (284, 31710), (302, 29820), (355, 25368), (420, 21442), (426, 21140), (453, 19880), (497, 18120), (568, 15855), (604, 14910), (710, 12684), (755, 11928), (840, 10721), (852, 10570), (906, 9940), (994, 9060), (1057, 8520), (1065, 8456), (1208, 7455), (1420, 6342), (1491, 6040), (1510, 5964), (1704, 5285), (1812, 4970), (1988, 4530), (2114, 4260), (2130, 4228), (2265, 3976), (2485, 3624), (2840, 3171), (2982, 3020)]