210363075

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 429774576

約数和(自身を除く): 219411501

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 61, 65, 75, 81, 117, 131, 135, 183, 195, 225, 305, 325, 351, 393, 405, 549, 585, 655, 675, 793, 915, 975, 1053, 1179, 1525, 1647, 1703, 1755, 1965, 2025, 2379, 2745, 2925, 3275, 3537, 3965, 4575, 4941, 5109, 5265, 5895, 7137, 7991, 8235, 8515, 8775, 9825, 10611, 11895, 13725, 15327, 17685, 19825, 21411, 23973, 24705, 25545, 26325, 29475, 35685, 39955, 41175, 42575, 45981, 53055, 59475, 64233, 71919, 76635, 88425, 103883, 107055, 119865, 123525, 127725, 137943, 178425, 199775, 215757, 229905, 265275, 311649, 321165, 359595, 383175, 519415, 535275, 599325, 647271, 689715, 934947, 1078785, 1149525, 1558245, 1605825, 1797975, 2597075, 2804841, 3236355, 3448575, 4674735, 5393925, 7791225, 8414523, 14024205, 16181775, 23373675, 42072615, 70121025, 210363075]

約数ペア:

[(1, 210363075), (3, 70121025), (5, 42072615), (9, 23373675), (13, 16181775), (15, 14024205), (25, 8414523), (27, 7791225), (39, 5393925), (45, 4674735), (61, 3448575), (65, 3236355), (75, 2804841), (81, 2597075), (117, 1797975), (131, 1605825), (135, 1558245), (183, 1149525), (195, 1078785), (225, 934947), (305, 689715), (325, 647271), (351, 599325), (393, 535275), (405, 519415), (549, 383175), (585, 359595), (655, 321165), (675, 311649), (793, 265275), (915, 229905), (975, 215757), (1053, 199775), (1179, 178425), (1525, 137943), (1647, 127725), (1703, 123525), (1755, 119865), (1965, 107055), (2025, 103883), (2379, 88425), (2745, 76635), (2925, 71919), (3275, 64233), (3537, 59475), (3965, 53055), (4575, 45981), (4941, 42575), (5109, 41175), (5265, 39955), (5895, 35685), (7137, 29475), (7991, 26325), (8235, 25545), (8515, 24705), (8775, 23973), (9825, 21411), (10611, 19825), (11895, 17685), (13725, 15327)]