40388868

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 116872448

約数和(自身を除く): 76483580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 81, 86, 108, 117, 129, 156, 162, 172, 223, 234, 258, 324, 351, 387, 446, 468, 516, 559, 669, 702, 774, 892, 1053, 1118, 1161, 1338, 1404, 1548, 1677, 2007, 2106, 2236, 2322, 2676, 2899, 3354, 3483, 4014, 4212, 4644, 5031, 5798, 6021, 6708, 6966, 8028, 8697, 9589, 10062, 11596, 12042, 13932, 15093, 17394, 18063, 19178, 20124, 24084, 26091, 28767, 30186, 34788, 36126, 38356, 45279, 52182, 57534, 60372, 72252, 78273, 86301, 90558, 104364, 115068, 124657, 156546, 172602, 181116, 234819, 249314, 258903, 313092, 345204, 373971, 469638, 498628, 517806, 747942, 776709, 939276, 1035612, 1121913, 1495884, 1553418, 2243826, 3106836, 3365739, 4487652, 6731478, 10097217, 13462956, 20194434, 40388868]

約数ペア:

[(1, 40388868), (2, 20194434), (3, 13462956), (4, 10097217), (6, 6731478), (9, 4487652), (12, 3365739), (13, 3106836), (18, 2243826), (26, 1553418), (27, 1495884), (36, 1121913), (39, 1035612), (43, 939276), (52, 776709), (54, 747942), (78, 517806), (81, 498628), (86, 469638), (108, 373971), (117, 345204), (129, 313092), (156, 258903), (162, 249314), (172, 234819), (223, 181116), (234, 172602), (258, 156546), (324, 124657), (351, 115068), (387, 104364), (446, 90558), (468, 86301), (516, 78273), (559, 72252), (669, 60372), (702, 57534), (774, 52182), (892, 45279), (1053, 38356), (1118, 36126), (1161, 34788), (1338, 30186), (1404, 28767), (1548, 26091), (1677, 24084), (2007, 20124), (2106, 19178), (2236, 18063), (2322, 17394), (2676, 15093), (2899, 13932), (3354, 12042), (3483, 11596), (4014, 10062), (4212, 9589), (4644, 8697), (5031, 8028), (5798, 6966), (6021, 6708)]