1229123720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:895

約数の個数: 128

約数和(自身を含む): 3132829440

約数和(自身を除く): 1903705720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 103, 110, 148, 185, 206, 220, 296, 370, 407, 412, 440, 515, 733, 740, 814, 824, 1030, 1133, 1466, 1480, 1628, 2035, 2060, 2266, 2932, 3256, 3665, 3811, 4070, 4120, 4532, 5665, 5864, 7330, 7622, 8063, 8140, 9064, 11330, 14660, 15244, 16126, 16280, 19055, 22660, 27121, 29320, 30488, 32252, 38110, 40315, 41921, 45320, 54242, 64504, 75499, 76220, 80630, 83842, 108484, 135605, 150998, 152440, 161260, 167684, 209605, 216968, 271210, 298331, 301996, 322520, 335368, 377495, 419210, 542420, 596662, 603992, 754990, 830489, 838420, 1084840, 1193324, 1491655, 1509980, 1660978, 1676840, 2386648, 2793463, 2983310, 3019960, 3321956, 4152445, 5586926, 5966620, 6643912, 8304890, 11173852, 11933240, 13967315, 16609780, 22347704, 27934630, 30728093, 33219560, 55869260, 61456186, 111738520, 122912372, 153640465, 245824744, 307280930, 614561860, 1229123720]

約数ペア:

[(1, 1229123720), (2, 614561860), (4, 307280930), (5, 245824744), (8, 153640465), (10, 122912372), (11, 111738520), (20, 61456186), (22, 55869260), (37, 33219560), (40, 30728093), (44, 27934630), (55, 22347704), (74, 16609780), (88, 13967315), (103, 11933240), (110, 11173852), (148, 8304890), (185, 6643912), (206, 5966620), (220, 5586926), (296, 4152445), (370, 3321956), (407, 3019960), (412, 2983310), (440, 2793463), (515, 2386648), (733, 1676840), (740, 1660978), (814, 1509980), (824, 1491655), (1030, 1193324), (1133, 1084840), (1466, 838420), (1480, 830489), (1628, 754990), (2035, 603992), (2060, 596662), (2266, 542420), (2932, 419210), (3256, 377495), (3665, 335368), (3811, 322520), (4070, 301996), (4120, 298331), (4532, 271210), (5665, 216968), (5864, 209605), (7330, 167684), (7622, 161260), (8063, 152440), (8140, 150998), (9064, 135605), (11330, 108484), (14660, 83842), (15244, 80630), (16126, 76220), (16280, 75499), (19055, 64504), (22660, 54242), (27121, 45320), (29320, 41921), (30488, 40315), (32252, 38110)]