67118720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 176256000

約数和(自身を除く): 109137280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 199, 248, 272, 310, 320, 340, 398, 496, 527, 544, 620, 640, 680, 796, 992, 995, 1054, 1088, 1240, 1360, 1592, 1984, 1990, 2108, 2176, 2480, 2635, 2720, 3184, 3383, 3968, 3980, 4216, 4960, 5270, 5440, 6169, 6368, 6766, 7960, 8432, 9920, 10540, 10880, 12338, 12736, 13532, 15920, 16864, 16915, 19840, 21080, 24676, 25472, 27064, 30845, 31840, 33728, 33830, 42160, 49352, 54128, 61690, 63680, 67456, 67660, 84320, 98704, 104873, 108256, 123380, 127360, 135320, 168640, 197408, 209746, 216512, 246760, 270640, 337280, 394816, 419492, 433024, 493520, 524365, 541280, 789632, 838984, 987040, 1048730, 1082560, 1677968, 1974080, 2097460, 2165120, 3355936, 3948160, 4194920, 6711872, 8389840, 13423744, 16779680, 33559360, 67118720]

約数ペア:

[(1, 67118720), (2, 33559360), (4, 16779680), (5, 13423744), (8, 8389840), (10, 6711872), (16, 4194920), (17, 3948160), (20, 3355936), (31, 2165120), (32, 2097460), (34, 1974080), (40, 1677968), (62, 1082560), (64, 1048730), (68, 987040), (80, 838984), (85, 789632), (124, 541280), (128, 524365), (136, 493520), (155, 433024), (160, 419492), (170, 394816), (199, 337280), (248, 270640), (272, 246760), (310, 216512), (320, 209746), (340, 197408), (398, 168640), (496, 135320), (527, 127360), (544, 123380), (620, 108256), (640, 104873), (680, 98704), (796, 84320), (992, 67660), (995, 67456), (1054, 63680), (1088, 61690), (1240, 54128), (1360, 49352), (1592, 42160), (1984, 33830), (1990, 33728), (2108, 31840), (2176, 30845), (2480, 27064), (2635, 25472), (2720, 24676), (3184, 21080), (3383, 19840), (3968, 16915), (3980, 16864), (4216, 15920), (4960, 13532), (5270, 12736), (5440, 12338), (6169, 10880), (6368, 10540), (6766, 9920), (7960, 8432)]