405369930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 1184440320

約数和(自身を除く): 779070390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 271, 357, 419, 510, 542, 595, 714, 813, 838, 1190, 1257, 1355, 1626, 1785, 1897, 2095, 2514, 2710, 2933, 3570, 3794, 4065, 4190, 4607, 5691, 5866, 6285, 7123, 8130, 8799, 9214, 9485, 11382, 12570, 13821, 14246, 14665, 17598, 18970, 21369, 23035, 27642, 28455, 29330, 32249, 35615, 42738, 43995, 46070, 49861, 56910, 64498, 69105, 71230, 87990, 96747, 99722, 106845, 113549, 138210, 149583, 161245, 193494, 213690, 227098, 249305, 299166, 322490, 340647, 483735, 498610, 567745, 681294, 747915, 794843, 967470, 1135490, 1495830, 1589686, 1703235, 1930333, 2384529, 3406470, 3860666, 3974215, 4769058, 5790999, 7948430, 9651665, 11581998, 11922645, 13512331, 19303330, 23845290, 27024662, 28954995, 40536993, 57909990, 67561655, 81073986, 135123310, 202684965, 405369930]

約数ペア:

[(1, 405369930), (2, 202684965), (3, 135123310), (5, 81073986), (6, 67561655), (7, 57909990), (10, 40536993), (14, 28954995), (15, 27024662), (17, 23845290), (21, 19303330), (30, 13512331), (34, 11922645), (35, 11581998), (42, 9651665), (51, 7948430), (70, 5790999), (85, 4769058), (102, 3974215), (105, 3860666), (119, 3406470), (170, 2384529), (210, 1930333), (238, 1703235), (255, 1589686), (271, 1495830), (357, 1135490), (419, 967470), (510, 794843), (542, 747915), (595, 681294), (714, 567745), (813, 498610), (838, 483735), (1190, 340647), (1257, 322490), (1355, 299166), (1626, 249305), (1785, 227098), (1897, 213690), (2095, 193494), (2514, 161245), (2710, 149583), (2933, 138210), (3570, 113549), (3794, 106845), (4065, 99722), (4190, 96747), (4607, 87990), (5691, 71230), (5866, 69105), (6285, 64498), (7123, 56910), (8130, 49861), (8799, 46070), (9214, 43995), (9485, 42738), (11382, 35615), (12570, 32249), (13821, 29330), (14246, 28455), (14665, 27642), (17598, 23035), (18970, 21369)]