80361840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:671

約数の個数: 160

約数和(自身を含む): 274982400

約数和(自身を除く): 194620560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 516, 520, 559, 599, 624, 645, 688, 780, 860, 1032, 1040, 1118, 1198, 1290, 1560, 1677, 1720, 1797, 2064, 2236, 2396, 2580, 2795, 2995, 3120, 3354, 3440, 3594, 4472, 4792, 5160, 5590, 5990, 6708, 7188, 7787, 8385, 8944, 8985, 9584, 10320, 11180, 11980, 13416, 14376, 15574, 16770, 17970, 22360, 23361, 23960, 25757, 26832, 28752, 31148, 33540, 35940, 38935, 44720, 46722, 47920, 51514, 62296, 67080, 71880, 77271, 77870, 93444, 103028, 116805, 124592, 128785, 134160, 143760, 154542, 155740, 186888, 206056, 233610, 257570, 309084, 311480, 334841, 373776, 386355, 412112, 467220, 515140, 618168, 622960, 669682, 772710, 934440, 1004523, 1030280, 1236336, 1339364, 1545420, 1674205, 1868880, 2009046, 2060560, 2678728, 3090840, 3348410, 4018092, 5022615, 5357456, 6181680, 6696820, 8036184, 10045230, 13393640, 16072368, 20090460, 26787280, 40180920, 80361840]

約数ペア:

[(1, 80361840), (2, 40180920), (3, 26787280), (4, 20090460), (5, 16072368), (6, 13393640), (8, 10045230), (10, 8036184), (12, 6696820), (13, 6181680), (15, 5357456), (16, 5022615), (20, 4018092), (24, 3348410), (26, 3090840), (30, 2678728), (39, 2060560), (40, 2009046), (43, 1868880), (48, 1674205), (52, 1545420), (60, 1339364), (65, 1236336), (78, 1030280), (80, 1004523), (86, 934440), (104, 772710), (120, 669682), (129, 622960), (130, 618168), (156, 515140), (172, 467220), (195, 412112), (208, 386355), (215, 373776), (240, 334841), (258, 311480), (260, 309084), (312, 257570), (344, 233610), (390, 206056), (430, 186888), (516, 155740), (520, 154542), (559, 143760), (599, 134160), (624, 128785), (645, 124592), (688, 116805), (780, 103028), (860, 93444), (1032, 77870), (1040, 77271), (1118, 71880), (1198, 67080), (1290, 62296), (1560, 51514), (1677, 47920), (1720, 46722), (1797, 44720), (2064, 38935), (2236, 35940), (2396, 33540), (2580, 31148), (2795, 28752), (2995, 26832), (3120, 25757), (3354, 23960), (3440, 23361), (3594, 22360), (4472, 17970), (4792, 16770), (5160, 15574), (5590, 14376), (5990, 13416), (6708, 11980), (7188, 11180), (7787, 10320), (8385, 9584), (8944, 8985)]