142775220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{48563}}^1$

素因数の和:48589

約数の個数: 72

約数和(自身を含む): 465048864

約数和(自身を除く): 322273644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 48563, 97126, 145689, 194252, 242815, 291378, 339941, 485630, 582756, 679882, 728445, 971260, 1019823, 1359764, 1456890, 1699705, 2039646, 2379587, 2913780, 3399410, 4079292, 4759174, 5099115, 6798820, 7138761, 9518348, 10198230, 11897935, 14277522, 20396460, 23795870, 28555044, 35693805, 47591740, 71387610, 142775220]

約数ペア:

[(1, 142775220), (2, 71387610), (3, 47591740), (4, 35693805), (5, 28555044), (6, 23795870), (7, 20396460), (10, 14277522), (12, 11897935), (14, 10198230), (15, 9518348), (20, 7138761), (21, 6798820), (28, 5099115), (30, 4759174), (35, 4079292), (42, 3399410), (49, 2913780), (60, 2379587), (70, 2039646), (84, 1699705), (98, 1456890), (105, 1359764), (140, 1019823), (147, 971260), (196, 728445), (210, 679882), (245, 582756), (294, 485630), (420, 339941), (490, 291378), (588, 242815), (735, 194252), (980, 145689), (1470, 97126), (2940, 48563)]