15958590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 23958210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 89, 129, 139, 178, 215, 258, 267, 278, 417, 430, 445, 534, 645, 695, 834, 890, 1290, 1335, 1390, 2085, 2670, 3827, 4170, 5977, 7654, 11481, 11954, 12371, 17931, 19135, 22962, 24742, 29885, 35862, 37113, 38270, 57405, 59770, 61855, 74226, 89655, 114810, 123710, 179310, 185565, 371130, 531953, 1063906, 1595859, 2659765, 3191718, 5319530, 7979295, 15958590]

約数ペア:

[(1, 15958590), (2, 7979295), (3, 5319530), (5, 3191718), (6, 2659765), (10, 1595859), (15, 1063906), (30, 531953), (43, 371130), (86, 185565), (89, 179310), (129, 123710), (139, 114810), (178, 89655), (215, 74226), (258, 61855), (267, 59770), (278, 57405), (417, 38270), (430, 37113), (445, 35862), (534, 29885), (645, 24742), (695, 22962), (834, 19135), (890, 17931), (1290, 12371), (1335, 11954), (1390, 11481), (2085, 7654), (2670, 5977), (3827, 4170)]