310158225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 604461312

約数和(自身を除く): 294303087

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 107, 117, 195, 225, 321, 325, 535, 585, 963, 975, 991, 1391, 1605, 2675, 2925, 2973, 4173, 4815, 4955, 6955, 8025, 8919, 12519, 12883, 14865, 20865, 24075, 24775, 34775, 38649, 44595, 62595, 64415, 74325, 104325, 106037, 115947, 193245, 222975, 312975, 318111, 322075, 530185, 579735, 954333, 966225, 1378481, 1590555, 2650925, 2898675, 4135443, 4771665, 6892405, 7952775, 12406329, 20677215, 23858325, 34462025, 62031645, 103386075, 310158225]

約数ペア:

[(1, 310158225), (3, 103386075), (5, 62031645), (9, 34462025), (13, 23858325), (15, 20677215), (25, 12406329), (39, 7952775), (45, 6892405), (65, 4771665), (75, 4135443), (107, 2898675), (117, 2650925), (195, 1590555), (225, 1378481), (321, 966225), (325, 954333), (535, 579735), (585, 530185), (963, 322075), (975, 318111), (991, 312975), (1391, 222975), (1605, 193245), (2675, 115947), (2925, 106037), (2973, 104325), (4173, 74325), (4815, 64415), (4955, 62595), (6955, 44595), (8025, 38649), (8919, 34775), (12519, 24775), (12883, 24075), (14865, 20865)]