79686480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19531}}^1$

素因数の和:19564

約数の個数: 80

約数和(自身を含む): 261572544

約数和(自身を除く): 181886064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19531, 39062, 58593, 78124, 97655, 117186, 156248, 195310, 234372, 292965, 312496, 332027, 390620, 468744, 585930, 664054, 781240, 937488, 996081, 1171860, 1328108, 1562480, 1660135, 1992162, 2343720, 2656216, 3320270, 3984324, 4687440, 4980405, 5312432, 6640540, 7968648, 9960810, 13281080, 15937296, 19921620, 26562160, 39843240, 79686480]

約数ペア:

[(1, 79686480), (2, 39843240), (3, 26562160), (4, 19921620), (5, 15937296), (6, 13281080), (8, 9960810), (10, 7968648), (12, 6640540), (15, 5312432), (16, 4980405), (17, 4687440), (20, 3984324), (24, 3320270), (30, 2656216), (34, 2343720), (40, 1992162), (48, 1660135), (51, 1562480), (60, 1328108), (68, 1171860), (80, 996081), (85, 937488), (102, 781240), (120, 664054), (136, 585930), (170, 468744), (204, 390620), (240, 332027), (255, 312496), (272, 292965), (340, 234372), (408, 195310), (510, 156248), (680, 117186), (816, 97655), (1020, 78124), (1360, 58593), (2040, 39062), (4080, 19531)]