242980480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 617679360

約数和(自身を除く): 374698880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 296, 310, 320, 331, 370, 496, 592, 620, 640, 662, 740, 992, 1147, 1184, 1240, 1324, 1480, 1655, 1984, 2294, 2368, 2480, 2648, 2960, 3310, 3968, 4588, 4736, 4960, 5296, 5735, 5920, 6620, 9176, 9920, 10261, 10592, 11470, 11840, 12247, 13240, 18352, 19840, 20522, 21184, 22940, 23680, 24494, 26480, 36704, 41044, 42368, 45880, 48988, 51305, 52960, 61235, 73408, 82088, 91760, 97976, 102610, 105920, 122470, 146816, 164176, 183520, 195952, 205220, 211840, 244940, 328352, 367040, 379657, 391904, 410440, 489880, 656704, 734080, 759314, 783808, 820880, 979760, 1313408, 1518628, 1567616, 1641760, 1898285, 1959520, 3037256, 3283520, 3796570, 3919040, 6074512, 6567040, 7593140, 7838080, 12149024, 15186280, 24298048, 30372560, 48596096, 60745120, 121490240, 242980480]

約数ペア:

[(1, 242980480), (2, 121490240), (4, 60745120), (5, 48596096), (8, 30372560), (10, 24298048), (16, 15186280), (20, 12149024), (31, 7838080), (32, 7593140), (37, 6567040), (40, 6074512), (62, 3919040), (64, 3796570), (74, 3283520), (80, 3037256), (124, 1959520), (128, 1898285), (148, 1641760), (155, 1567616), (160, 1518628), (185, 1313408), (248, 979760), (296, 820880), (310, 783808), (320, 759314), (331, 734080), (370, 656704), (496, 489880), (592, 410440), (620, 391904), (640, 379657), (662, 367040), (740, 328352), (992, 244940), (1147, 211840), (1184, 205220), (1240, 195952), (1324, 183520), (1480, 164176), (1655, 146816), (1984, 122470), (2294, 105920), (2368, 102610), (2480, 97976), (2648, 91760), (2960, 82088), (3310, 73408), (3968, 61235), (4588, 52960), (4736, 51305), (4960, 48988), (5296, 45880), (5735, 42368), (5920, 41044), (6620, 36704), (9176, 26480), (9920, 24494), (10261, 23680), (10592, 22940), (11470, 21184), (11840, 20522), (12247, 19840), (13240, 18352)]