388858080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:749

約数の個数: 192

約数和(自身を含む): 1334346048

約数和(自身を除く): 945487968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 101, 104, 120, 130, 156, 160, 195, 202, 208, 240, 260, 303, 312, 390, 404, 416, 480, 505, 520, 606, 617, 624, 780, 808, 1010, 1040, 1212, 1234, 1248, 1313, 1515, 1560, 1616, 1851, 2020, 2080, 2424, 2468, 2626, 3030, 3085, 3120, 3232, 3702, 3939, 4040, 4848, 4936, 5252, 6060, 6170, 6240, 6565, 7404, 7878, 8021, 8080, 9255, 9696, 9872, 10504, 12120, 12340, 13130, 14808, 15756, 16042, 16160, 18510, 19695, 19744, 21008, 24063, 24240, 24680, 26260, 29616, 31512, 32084, 37020, 39390, 40105, 42016, 48126, 48480, 49360, 52520, 59232, 62317, 63024, 64168, 74040, 78780, 80210, 96252, 98720, 105040, 120315, 124634, 126048, 128336, 148080, 157560, 160420, 186951, 192504, 210080, 240630, 249268, 256672, 296160, 311585, 315120, 320840, 373902, 385008, 481260, 498536, 623170, 630240, 641680, 747804, 770016, 810121, 934755, 962520, 997072, 1246340, 1283360, 1495608, 1620242, 1869510, 1925040, 1994144, 2430363, 2492680, 2991216, 3240484, 3739020, 3850080, 4050605, 4860726, 4985360, 5982432, 6480968, 7478040, 8101210, 9721452, 9970720, 12151815, 12961936, 14956080, 16202420, 19442904, 24303630, 25923872, 29912160, 32404840, 38885808, 48607260, 64809680, 77771616, 97214520, 129619360, 194429040, 388858080]

約数ペア:

[(1, 388858080), (2, 194429040), (3, 129619360), (4, 97214520), (5, 77771616), (6, 64809680), (8, 48607260), (10, 38885808), (12, 32404840), (13, 29912160), (15, 25923872), (16, 24303630), (20, 19442904), (24, 16202420), (26, 14956080), (30, 12961936), (32, 12151815), (39, 9970720), (40, 9721452), (48, 8101210), (52, 7478040), (60, 6480968), (65, 5982432), (78, 4985360), (80, 4860726), (96, 4050605), (101, 3850080), (104, 3739020), (120, 3240484), (130, 2991216), (156, 2492680), (160, 2430363), (195, 1994144), (202, 1925040), (208, 1869510), (240, 1620242), (260, 1495608), (303, 1283360), (312, 1246340), (390, 997072), (404, 962520), (416, 934755), (480, 810121), (505, 770016), (520, 747804), (606, 641680), (617, 630240), (624, 623170), (780, 498536), (808, 481260), (1010, 385008), (1040, 373902), (1212, 320840), (1234, 315120), (1248, 311585), (1313, 296160), (1515, 256672), (1560, 249268), (1616, 240630), (1851, 210080), (2020, 192504), (2080, 186951), (2424, 160420), (2468, 157560), (2626, 148080), (3030, 128336), (3085, 126048), (3120, 124634), (3232, 120315), (3702, 105040), (3939, 98720), (4040, 96252), (4848, 80210), (4936, 78780), (5252, 74040), (6060, 64168), (6170, 63024), (6240, 62317), (6565, 59232), (7404, 52520), (7878, 49360), (8021, 48480), (8080, 48126), (9255, 42016), (9696, 40105), (9872, 39390), (10504, 37020), (12120, 32084), (12340, 31512), (13130, 29616), (14808, 26260), (15756, 24680), (16042, 24240), (16160, 24063), (18510, 21008), (19695, 19744)]