277654920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 858695040

約数和(自身を除く): 581040120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 83, 120, 122, 166, 183, 244, 249, 305, 332, 366, 415, 457, 488, 498, 610, 664, 732, 830, 914, 915, 996, 1220, 1245, 1371, 1464, 1660, 1828, 1830, 1992, 2285, 2440, 2490, 2742, 3320, 3656, 3660, 4570, 4980, 5063, 5484, 6855, 7320, 9140, 9960, 10126, 10968, 13710, 15189, 18280, 20252, 25315, 27420, 27877, 30378, 37931, 40504, 50630, 54840, 55754, 60756, 75862, 75945, 83631, 101260, 111508, 113793, 121512, 139385, 151724, 151890, 167262, 189655, 202520, 223016, 227586, 278770, 303448, 303780, 334524, 379310, 418155, 455172, 557540, 568965, 607560, 669048, 758620, 836310, 910344, 1115080, 1137930, 1517240, 1672620, 2275860, 2313791, 3345240, 4551720, 4627582, 6941373, 9255164, 11568955, 13882746, 18510328, 23137910, 27765492, 34706865, 46275820, 55530984, 69413730, 92551640, 138827460, 277654920]

約数ペア:

[(1, 277654920), (2, 138827460), (3, 92551640), (4, 69413730), (5, 55530984), (6, 46275820), (8, 34706865), (10, 27765492), (12, 23137910), (15, 18510328), (20, 13882746), (24, 11568955), (30, 9255164), (40, 6941373), (60, 4627582), (61, 4551720), (83, 3345240), (120, 2313791), (122, 2275860), (166, 1672620), (183, 1517240), (244, 1137930), (249, 1115080), (305, 910344), (332, 836310), (366, 758620), (415, 669048), (457, 607560), (488, 568965), (498, 557540), (610, 455172), (664, 418155), (732, 379310), (830, 334524), (914, 303780), (915, 303448), (996, 278770), (1220, 227586), (1245, 223016), (1371, 202520), (1464, 189655), (1660, 167262), (1828, 151890), (1830, 151724), (1992, 139385), (2285, 121512), (2440, 113793), (2490, 111508), (2742, 101260), (3320, 83631), (3656, 75945), (3660, 75862), (4570, 60756), (4980, 55754), (5063, 54840), (5484, 50630), (6855, 40504), (7320, 37931), (9140, 30378), (9960, 27877), (10126, 27420), (10968, 25315), (13710, 20252), (15189, 18280)]