67924720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 166060800

約数和(自身を除く): 98136080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 449, 488, 496, 610, 620, 898, 976, 1220, 1240, 1796, 1891, 2245, 2440, 2480, 3592, 3782, 4490, 4880, 7184, 7564, 8980, 9455, 13919, 15128, 17960, 18910, 27389, 27838, 30256, 35920, 37820, 54778, 55676, 69595, 75640, 109556, 111352, 136945, 139190, 151280, 219112, 222704, 273890, 278380, 438224, 547780, 556760, 849059, 1095560, 1113520, 1698118, 2191120, 3396236, 4245295, 6792472, 8490590, 13584944, 16981180, 33962360, 67924720]

約数ペア:

[(1, 67924720), (2, 33962360), (4, 16981180), (5, 13584944), (8, 8490590), (10, 6792472), (16, 4245295), (20, 3396236), (31, 2191120), (40, 1698118), (61, 1113520), (62, 1095560), (80, 849059), (122, 556760), (124, 547780), (155, 438224), (244, 278380), (248, 273890), (305, 222704), (310, 219112), (449, 151280), (488, 139190), (496, 136945), (610, 111352), (620, 109556), (898, 75640), (976, 69595), (1220, 55676), (1240, 54778), (1796, 37820), (1891, 35920), (2245, 30256), (2440, 27838), (2480, 27389), (3592, 18910), (3782, 17960), (4490, 15128), (4880, 13919), (7184, 9455), (7564, 8980)]