397948680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{368471}}^1$

素因数の和:368491

約数の個数: 64

約数和(自身を含む): 1326499200

約数和(自身を除く): 928550520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 368471, 736942, 1105413, 1473884, 1842355, 2210826, 2947768, 3316239, 3684710, 4421652, 5527065, 6632478, 7369420, 8843304, 9948717, 11054130, 13264956, 14738840, 16581195, 19897434, 22108260, 26529912, 33162390, 39794868, 44216520, 49743585, 66324780, 79589736, 99487170, 132649560, 198974340, 397948680]

約数ペア:

[(1, 397948680), (2, 198974340), (3, 132649560), (4, 99487170), (5, 79589736), (6, 66324780), (8, 49743585), (9, 44216520), (10, 39794868), (12, 33162390), (15, 26529912), (18, 22108260), (20, 19897434), (24, 16581195), (27, 14738840), (30, 13264956), (36, 11054130), (40, 9948717), (45, 8843304), (54, 7369420), (60, 6632478), (72, 5527065), (90, 4421652), (108, 3684710), (120, 3316239), (135, 2947768), (180, 2210826), (216, 1842355), (270, 1473884), (360, 1105413), (540, 736942), (1080, 368471)]