201730725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 415251200

約数和(自身を除く): 213520475

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 349, 367, 525, 1047, 1101, 1575, 1745, 1835, 2443, 2569, 3141, 3303, 5235, 5505, 7329, 7707, 8725, 9175, 12215, 12845, 15705, 16515, 21987, 23121, 26175, 27525, 36645, 38535, 61075, 64225, 78525, 82575, 109935, 115605, 128083, 183225, 192675, 384249, 549675, 578025, 640415, 896581, 1152747, 1921245, 2689743, 3202075, 4482905, 5763735, 8069229, 9606225, 13448715, 22414525, 28818675, 40346145, 67243575, 201730725]

約数ペア:

[(1, 201730725), (3, 67243575), (5, 40346145), (7, 28818675), (9, 22414525), (15, 13448715), (21, 9606225), (25, 8069229), (35, 5763735), (45, 4482905), (63, 3202075), (75, 2689743), (105, 1921245), (175, 1152747), (225, 896581), (315, 640415), (349, 578025), (367, 549675), (525, 384249), (1047, 192675), (1101, 183225), (1575, 128083), (1745, 115605), (1835, 109935), (2443, 82575), (2569, 78525), (3141, 64225), (3303, 61075), (5235, 38535), (5505, 36645), (7329, 27525), (7707, 26175), (8725, 23121), (9175, 21987), (12215, 16515), (12845, 15705)]