660203488

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2640

約数の個数: 96

約数和(自身を含む): 1589898240

約数和(自身を除く): 929694752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 76, 112, 122, 133, 152, 224, 244, 266, 304, 427, 488, 532, 608, 854, 976, 1064, 1159, 1708, 1952, 2128, 2318, 2543, 3416, 4256, 4636, 5086, 6832, 8113, 9272, 10172, 13664, 16226, 17801, 18544, 20344, 32452, 35602, 37088, 40688, 48317, 64904, 71204, 81376, 96634, 129808, 142408, 155123, 193268, 259616, 284816, 310246, 338219, 386536, 569632, 620492, 676438, 773072, 1085861, 1240984, 1352876, 1546144, 2171722, 2481968, 2705752, 2947337, 4343444, 4963936, 5411504, 5894674, 8686888, 10823008, 11789348, 17373776, 20631359, 23578696, 34747552, 41262718, 47157392, 82525436, 94314784, 165050872, 330101744, 660203488]

約数ペア:

[(1, 660203488), (2, 330101744), (4, 165050872), (7, 94314784), (8, 82525436), (14, 47157392), (16, 41262718), (19, 34747552), (28, 23578696), (32, 20631359), (38, 17373776), (56, 11789348), (61, 10823008), (76, 8686888), (112, 5894674), (122, 5411504), (133, 4963936), (152, 4343444), (224, 2947337), (244, 2705752), (266, 2481968), (304, 2171722), (427, 1546144), (488, 1352876), (532, 1240984), (608, 1085861), (854, 773072), (976, 676438), (1064, 620492), (1159, 569632), (1708, 386536), (1952, 338219), (2128, 310246), (2318, 284816), (2543, 259616), (3416, 193268), (4256, 155123), (4636, 142408), (5086, 129808), (6832, 96634), (8113, 81376), (9272, 71204), (10172, 64904), (13664, 48317), (16226, 40688), (17801, 37088), (18544, 35602), (20344, 32452)]