68474640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1291}}^1$

素因数の和:1337

約数の個数: 160

約数和(自身を含む): 242234496

約数和(自身を除く): 173759856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1291, 1326, 1360, 1560, 1768, 2040, 2210, 2582, 2652, 3120, 3315, 3536, 3873, 4080, 4420, 5164, 5304, 6455, 6630, 7746, 8840, 10328, 10608, 12910, 13260, 15492, 16783, 17680, 19365, 20656, 21947, 25820, 26520, 30984, 33566, 38730, 43894, 50349, 51640, 53040, 61968, 65841, 67132, 77460, 83915, 87788, 100698, 103280, 109735, 131682, 134264, 154920, 167830, 175576, 201396, 219470, 251745, 263364, 268528, 285311, 309840, 329205, 335660, 351152, 402792, 438940, 503490, 526728, 570622, 658410, 671320, 805584, 855933, 877880, 1006980, 1053456, 1141244, 1316820, 1342640, 1426555, 1711866, 1755760, 2013960, 2282488, 2633640, 2853110, 3423732, 4027920, 4279665, 4564976, 5267280, 5706220, 6847464, 8559330, 11412440, 13694928, 17118660, 22824880, 34237320, 68474640]

約数ペア:

[(1, 68474640), (2, 34237320), (3, 22824880), (4, 17118660), (5, 13694928), (6, 11412440), (8, 8559330), (10, 6847464), (12, 5706220), (13, 5267280), (15, 4564976), (16, 4279665), (17, 4027920), (20, 3423732), (24, 2853110), (26, 2633640), (30, 2282488), (34, 2013960), (39, 1755760), (40, 1711866), (48, 1426555), (51, 1342640), (52, 1316820), (60, 1141244), (65, 1053456), (68, 1006980), (78, 877880), (80, 855933), (85, 805584), (102, 671320), (104, 658410), (120, 570622), (130, 526728), (136, 503490), (156, 438940), (170, 402792), (195, 351152), (204, 335660), (208, 329205), (221, 309840), (240, 285311), (255, 268528), (260, 263364), (272, 251745), (312, 219470), (340, 201396), (390, 175576), (408, 167830), (442, 154920), (510, 134264), (520, 131682), (624, 109735), (663, 103280), (680, 100698), (780, 87788), (816, 83915), (884, 77460), (1020, 67132), (1040, 65841), (1105, 61968), (1291, 53040), (1326, 51640), (1360, 50349), (1560, 43894), (1768, 38730), (2040, 33566), (2210, 30984), (2582, 26520), (2652, 25820), (3120, 21947), (3315, 20656), (3536, 19365), (3873, 17680), (4080, 16783), (4420, 15492), (5164, 13260), (5304, 12910), (6455, 10608), (6630, 10328), (7746, 8840)]