18315240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 60048000

約数和(自身を除く): 41732760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 277, 285, 290, 348, 380, 435, 456, 551, 554, 570, 580, 696, 760, 831, 870, 1102, 1108, 1140, 1160, 1385, 1653, 1662, 1740, 2204, 2216, 2280, 2755, 2770, 3306, 3324, 3480, 4155, 4408, 5263, 5510, 5540, 6612, 6648, 8033, 8265, 8310, 10526, 11020, 11080, 13224, 15789, 16066, 16530, 16620, 21052, 22040, 24099, 26315, 31578, 32132, 33060, 33240, 40165, 42104, 48198, 52630, 63156, 64264, 66120, 78945, 80330, 96396, 105260, 120495, 126312, 152627, 157890, 160660, 192792, 210520, 240990, 305254, 315780, 321320, 457881, 481980, 610508, 631560, 763135, 915762, 963960, 1221016, 1526270, 1831524, 2289405, 3052540, 3663048, 4578810, 6105080, 9157620, 18315240]

約数ペア:

[(1, 18315240), (2, 9157620), (3, 6105080), (4, 4578810), (5, 3663048), (6, 3052540), (8, 2289405), (10, 1831524), (12, 1526270), (15, 1221016), (19, 963960), (20, 915762), (24, 763135), (29, 631560), (30, 610508), (38, 481980), (40, 457881), (57, 321320), (58, 315780), (60, 305254), (76, 240990), (87, 210520), (95, 192792), (114, 160660), (116, 157890), (120, 152627), (145, 126312), (152, 120495), (174, 105260), (190, 96396), (228, 80330), (232, 78945), (277, 66120), (285, 64264), (290, 63156), (348, 52630), (380, 48198), (435, 42104), (456, 40165), (551, 33240), (554, 33060), (570, 32132), (580, 31578), (696, 26315), (760, 24099), (831, 22040), (870, 21052), (1102, 16620), (1108, 16530), (1140, 16066), (1160, 15789), (1385, 13224), (1653, 11080), (1662, 11020), (1740, 10526), (2204, 8310), (2216, 8265), (2280, 8033), (2755, 6648), (2770, 6612), (3306, 5540), (3324, 5510), (3480, 5263), (4155, 4408)]