16251900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 54996480

約数和(自身を除く): 38744580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 109, 140, 142, 150, 175, 210, 213, 218, 284, 300, 327, 350, 355, 420, 426, 436, 497, 525, 545, 654, 700, 710, 763, 852, 994, 1050, 1065, 1090, 1308, 1420, 1491, 1526, 1635, 1775, 1988, 2100, 2130, 2180, 2289, 2485, 2725, 2982, 3052, 3270, 3550, 3815, 4260, 4578, 4970, 5325, 5450, 5964, 6540, 7100, 7455, 7630, 7739, 8175, 9156, 9940, 10650, 10900, 11445, 12425, 14910, 15260, 15478, 16350, 19075, 21300, 22890, 23217, 24850, 29820, 30956, 32700, 37275, 38150, 38695, 45780, 46434, 49700, 54173, 57225, 74550, 76300, 77390, 92868, 108346, 114450, 116085, 149100, 154780, 162519, 193475, 216692, 228900, 232170, 270865, 325038, 386950, 464340, 541730, 580425, 650076, 773900, 812595, 1083460, 1160850, 1354325, 1625190, 2321700, 2708650, 3250380, 4062975, 5417300, 8125950, 16251900]

約数ペア:

[(1, 16251900), (2, 8125950), (3, 5417300), (4, 4062975), (5, 3250380), (6, 2708650), (7, 2321700), (10, 1625190), (12, 1354325), (14, 1160850), (15, 1083460), (20, 812595), (21, 773900), (25, 650076), (28, 580425), (30, 541730), (35, 464340), (42, 386950), (50, 325038), (60, 270865), (70, 232170), (71, 228900), (75, 216692), (84, 193475), (100, 162519), (105, 154780), (109, 149100), (140, 116085), (142, 114450), (150, 108346), (175, 92868), (210, 77390), (213, 76300), (218, 74550), (284, 57225), (300, 54173), (327, 49700), (350, 46434), (355, 45780), (420, 38695), (426, 38150), (436, 37275), (497, 32700), (525, 30956), (545, 29820), (654, 24850), (700, 23217), (710, 22890), (763, 21300), (852, 19075), (994, 16350), (1050, 15478), (1065, 15260), (1090, 14910), (1308, 12425), (1420, 11445), (1491, 10900), (1526, 10650), (1635, 9940), (1775, 9156), (1988, 8175), (2100, 7739), (2130, 7630), (2180, 7455), (2289, 7100), (2485, 6540), (2725, 5964), (2982, 5450), (3052, 5325), (3270, 4970), (3550, 4578), (3815, 4260)]