82761120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4421}}^1$

素因数の和:4455

約数の個数: 144

約数和(自身を含む): 304215912

約数和(自身を除く): 221454792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4421, 4680, 6240, 8842, 9360, 13263, 17684, 18720, 22105, 26526, 35368, 39789, 44210, 53052, 57473, 66315, 70736, 79578, 88420, 106104, 114946, 132630, 141472, 159156, 172419, 176840, 198945, 212208, 229892, 265260, 287365, 318312, 344838, 353680, 397890, 424416, 459784, 517257, 530520, 574730, 636624, 689676, 707360, 795780, 862095, 919568, 1034514, 1061040, 1149460, 1273248, 1379352, 1591560, 1724190, 1839136, 2069028, 2122080, 2298920, 2586285, 2758704, 3183120, 3448380, 4138056, 4597840, 5172570, 5517408, 6366240, 6896760, 8276112, 9195680, 10345140, 13793520, 16552224, 20690280, 27587040, 41380560, 82761120]

約数ペア:

[(1, 82761120), (2, 41380560), (3, 27587040), (4, 20690280), (5, 16552224), (6, 13793520), (8, 10345140), (9, 9195680), (10, 8276112), (12, 6896760), (13, 6366240), (15, 5517408), (16, 5172570), (18, 4597840), (20, 4138056), (24, 3448380), (26, 3183120), (30, 2758704), (32, 2586285), (36, 2298920), (39, 2122080), (40, 2069028), (45, 1839136), (48, 1724190), (52, 1591560), (60, 1379352), (65, 1273248), (72, 1149460), (78, 1061040), (80, 1034514), (90, 919568), (96, 862095), (104, 795780), (117, 707360), (120, 689676), (130, 636624), (144, 574730), (156, 530520), (160, 517257), (180, 459784), (195, 424416), (208, 397890), (234, 353680), (240, 344838), (260, 318312), (288, 287365), (312, 265260), (360, 229892), (390, 212208), (416, 198945), (468, 176840), (480, 172419), (520, 159156), (585, 141472), (624, 132630), (720, 114946), (780, 106104), (936, 88420), (1040, 79578), (1170, 70736), (1248, 66315), (1440, 57473), (1560, 53052), (1872, 44210), (2080, 39789), (2340, 35368), (3120, 26526), (3744, 22105), (4421, 18720), (4680, 17684), (6240, 13263), (8842, 9360)]