398039360

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3904

約数の個数: 112

約数和(自身を含む): 1056680640

約数和(自身を除く): 658641280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 646, 680, 760, 1088, 1216, 1292, 1360, 1520, 1615, 2584, 2720, 3040, 3230, 3851, 5168, 5440, 6080, 6460, 7702, 10336, 12920, 15404, 19255, 20672, 25840, 30808, 38510, 51680, 61616, 65467, 73169, 77020, 103360, 123232, 130934, 146338, 154040, 246464, 261868, 292676, 308080, 327335, 365845, 523736, 585352, 616160, 654670, 731690, 1047472, 1170704, 1232320, 1243873, 1309340, 1463380, 2094944, 2341408, 2487746, 2618680, 2926760, 4189888, 4682816, 4975492, 5237360, 5853520, 6219365, 9950984, 10474720, 11707040, 12438730, 19901968, 20949440, 23414080, 24877460, 39803936, 49754920, 79607872, 99509840, 199019680, 398039360]

約数ペア:

[(1, 398039360), (2, 199019680), (4, 99509840), (5, 79607872), (8, 49754920), (10, 39803936), (16, 24877460), (17, 23414080), (19, 20949440), (20, 19901968), (32, 12438730), (34, 11707040), (38, 10474720), (40, 9950984), (64, 6219365), (68, 5853520), (76, 5237360), (80, 4975492), (85, 4682816), (95, 4189888), (136, 2926760), (152, 2618680), (160, 2487746), (170, 2341408), (190, 2094944), (272, 1463380), (304, 1309340), (320, 1243873), (323, 1232320), (340, 1170704), (380, 1047472), (544, 731690), (608, 654670), (646, 616160), (680, 585352), (760, 523736), (1088, 365845), (1216, 327335), (1292, 308080), (1360, 292676), (1520, 261868), (1615, 246464), (2584, 154040), (2720, 146338), (3040, 130934), (3230, 123232), (3851, 103360), (5168, 77020), (5440, 73169), (6080, 65467), (6460, 61616), (7702, 51680), (10336, 38510), (12920, 30808), (15404, 25840), (19255, 20672)]