291357960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:879

約数の個数: 128

約数和(自身を含む): 906370560

約数和(自身を除く): 615012600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 61, 106, 120, 122, 159, 183, 212, 244, 265, 305, 318, 366, 424, 488, 530, 610, 636, 732, 751, 795, 915, 1060, 1220, 1272, 1464, 1502, 1590, 1830, 2120, 2253, 2440, 3004, 3180, 3233, 3660, 3755, 4506, 6008, 6360, 6466, 7320, 7510, 9012, 9699, 11265, 12932, 15020, 16165, 18024, 19398, 22530, 25864, 30040, 32330, 38796, 39803, 45060, 45811, 48495, 64660, 77592, 79606, 90120, 91622, 96990, 119409, 129320, 137433, 159212, 183244, 193980, 199015, 229055, 238818, 274866, 318424, 366488, 387960, 398030, 458110, 477636, 549732, 597045, 687165, 796060, 916220, 955272, 1099464, 1194090, 1374330, 1592120, 1832440, 2388180, 2427983, 2748660, 4776360, 4855966, 5497320, 7283949, 9711932, 12139915, 14567898, 19423864, 24279830, 29135796, 36419745, 48559660, 58271592, 72839490, 97119320, 145678980, 291357960]

約数ペア:

[(1, 291357960), (2, 145678980), (3, 97119320), (4, 72839490), (5, 58271592), (6, 48559660), (8, 36419745), (10, 29135796), (12, 24279830), (15, 19423864), (20, 14567898), (24, 12139915), (30, 9711932), (40, 7283949), (53, 5497320), (60, 4855966), (61, 4776360), (106, 2748660), (120, 2427983), (122, 2388180), (159, 1832440), (183, 1592120), (212, 1374330), (244, 1194090), (265, 1099464), (305, 955272), (318, 916220), (366, 796060), (424, 687165), (488, 597045), (530, 549732), (610, 477636), (636, 458110), (732, 398030), (751, 387960), (795, 366488), (915, 318424), (1060, 274866), (1220, 238818), (1272, 229055), (1464, 199015), (1502, 193980), (1590, 183244), (1830, 159212), (2120, 137433), (2253, 129320), (2440, 119409), (3004, 96990), (3180, 91622), (3233, 90120), (3660, 79606), (3755, 77592), (4506, 64660), (6008, 48495), (6360, 45811), (6466, 45060), (7320, 39803), (7510, 38796), (9012, 32330), (9699, 30040), (11265, 25864), (12932, 22530), (15020, 19398), (16165, 18024)]