15838900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 144

約数和(自身を含む): 45747072

約数和(自身を除く): 29908172

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 25, 28, 34, 35, 44, 50, 55, 68, 70, 77, 85, 100, 110, 119, 121, 140, 154, 170, 175, 187, 220, 238, 242, 275, 308, 340, 350, 374, 385, 425, 476, 484, 550, 595, 605, 700, 748, 770, 847, 850, 935, 1100, 1190, 1210, 1309, 1331, 1540, 1694, 1700, 1870, 1925, 2057, 2380, 2420, 2618, 2662, 2975, 3025, 3388, 3740, 3850, 4114, 4235, 4675, 5236, 5324, 5950, 6050, 6545, 6655, 7700, 8228, 8470, 9317, 9350, 10285, 11900, 12100, 13090, 13310, 14399, 16940, 18634, 18700, 20570, 21175, 22627, 26180, 26620, 28798, 32725, 33275, 37268, 41140, 42350, 45254, 46585, 51425, 57596, 65450, 66550, 71995, 84700, 90508, 93170, 102850, 113135, 130900, 133100, 143990, 158389, 186340, 205700, 226270, 232925, 287980, 316778, 359975, 452540, 465850, 565675, 633556, 719950, 791945, 931700, 1131350, 1439900, 1583890, 2262700, 3167780, 3959725, 7919450, 15838900]

約数ペア:

[(1, 15838900), (2, 7919450), (4, 3959725), (5, 3167780), (7, 2262700), (10, 1583890), (11, 1439900), (14, 1131350), (17, 931700), (20, 791945), (22, 719950), (25, 633556), (28, 565675), (34, 465850), (35, 452540), (44, 359975), (50, 316778), (55, 287980), (68, 232925), (70, 226270), (77, 205700), (85, 186340), (100, 158389), (110, 143990), (119, 133100), (121, 130900), (140, 113135), (154, 102850), (170, 93170), (175, 90508), (187, 84700), (220, 71995), (238, 66550), (242, 65450), (275, 57596), (308, 51425), (340, 46585), (350, 45254), (374, 42350), (385, 41140), (425, 37268), (476, 33275), (484, 32725), (550, 28798), (595, 26620), (605, 26180), (700, 22627), (748, 21175), (770, 20570), (847, 18700), (850, 18634), (935, 16940), (1100, 14399), (1190, 13310), (1210, 13090), (1309, 12100), (1331, 11900), (1540, 10285), (1694, 9350), (1700, 9317), (1870, 8470), (1925, 8228), (2057, 7700), (2380, 6655), (2420, 6545), (2618, 6050), (2662, 5950), (2975, 5324), (3025, 5236), (3388, 4675), (3740, 4235), (3850, 4114)]