205746840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43963}}^1$

素因数の和:43993

約数の個数: 96

約数和(自身を含む): 720130320

約数和(自身を除く): 514383480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 43963, 87926, 131889, 175852, 219815, 263778, 351704, 395667, 439630, 527556, 571519, 659445, 791334, 879260, 1055112, 1143038, 1318890, 1582668, 1714557, 1758520, 1978335, 2286076, 2637780, 2857595, 3165336, 3429114, 3956670, 4572152, 5143671, 5275560, 5715190, 6858228, 7913340, 8572785, 10287342, 11430380, 13716456, 15826680, 17145570, 20574684, 22860760, 25718355, 34291140, 41149368, 51436710, 68582280, 102873420, 205746840]

約数ペア:

[(1, 205746840), (2, 102873420), (3, 68582280), (4, 51436710), (5, 41149368), (6, 34291140), (8, 25718355), (9, 22860760), (10, 20574684), (12, 17145570), (13, 15826680), (15, 13716456), (18, 11430380), (20, 10287342), (24, 8572785), (26, 7913340), (30, 6858228), (36, 5715190), (39, 5275560), (40, 5143671), (45, 4572152), (52, 3956670), (60, 3429114), (65, 3165336), (72, 2857595), (78, 2637780), (90, 2286076), (104, 1978335), (117, 1758520), (120, 1714557), (130, 1582668), (156, 1318890), (180, 1143038), (195, 1055112), (234, 879260), (260, 791334), (312, 659445), (360, 571519), (390, 527556), (468, 439630), (520, 395667), (585, 351704), (780, 263778), (936, 219815), (1170, 175852), (1560, 131889), (2340, 87926), (4680, 43963)]