121548520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1181}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 285949440

約数和(自身を除く): 164400920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1181, 1240, 1660, 2362, 2573, 3320, 4724, 5146, 5905, 9448, 10292, 11810, 12865, 20584, 23620, 25730, 36611, 47240, 51460, 73222, 98023, 102920, 146444, 183055, 196046, 292888, 366110, 392092, 490115, 732220, 784184, 980230, 1464440, 1960460, 3038713, 3920920, 6077426, 12154852, 15193565, 24309704, 30387130, 60774260, 121548520]

約数ペア:

[(1, 121548520), (2, 60774260), (4, 30387130), (5, 24309704), (8, 15193565), (10, 12154852), (20, 6077426), (31, 3920920), (40, 3038713), (62, 1960460), (83, 1464440), (124, 980230), (155, 784184), (166, 732220), (248, 490115), (310, 392092), (332, 366110), (415, 292888), (620, 196046), (664, 183055), (830, 146444), (1181, 102920), (1240, 98023), (1660, 73222), (2362, 51460), (2573, 47240), (3320, 36611), (4724, 25730), (5146, 23620), (5905, 20584), (9448, 12865), (10292, 11810)]