31349010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 128

約数和(自身を含む): 96380928

約数和(自身を除く): 65031918

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 41, 42, 55, 66, 70, 77, 82, 105, 110, 123, 154, 165, 205, 210, 231, 246, 287, 330, 331, 385, 410, 451, 462, 574, 615, 662, 770, 861, 902, 993, 1155, 1230, 1353, 1435, 1655, 1722, 1986, 2255, 2310, 2317, 2706, 2870, 3157, 3310, 3641, 4305, 4510, 4634, 4965, 6314, 6765, 6951, 7282, 8610, 9471, 9930, 10923, 11585, 13530, 13571, 13902, 15785, 18205, 18942, 21846, 23170, 25487, 27142, 31570, 34755, 36410, 40713, 47355, 50974, 54615, 67855, 69510, 76461, 81426, 94710, 94997, 109230, 127435, 135710, 149281, 152922, 189994, 203565, 254870, 284991, 298562, 382305, 407130, 447843, 474985, 569982, 746405, 764610, 895686, 949970, 1044967, 1424955, 1492810, 2089934, 2239215, 2849910, 3134901, 4478430, 5224835, 6269802, 10449670, 15674505, 31349010]

約数ペア:

[(1, 31349010), (2, 15674505), (3, 10449670), (5, 6269802), (6, 5224835), (7, 4478430), (10, 3134901), (11, 2849910), (14, 2239215), (15, 2089934), (21, 1492810), (22, 1424955), (30, 1044967), (33, 949970), (35, 895686), (41, 764610), (42, 746405), (55, 569982), (66, 474985), (70, 447843), (77, 407130), (82, 382305), (105, 298562), (110, 284991), (123, 254870), (154, 203565), (165, 189994), (205, 152922), (210, 149281), (231, 135710), (246, 127435), (287, 109230), (330, 94997), (331, 94710), (385, 81426), (410, 76461), (451, 69510), (462, 67855), (574, 54615), (615, 50974), (662, 47355), (770, 40713), (861, 36410), (902, 34755), (993, 31570), (1155, 27142), (1230, 25487), (1353, 23170), (1435, 21846), (1655, 18942), (1722, 18205), (1986, 15785), (2255, 13902), (2310, 13571), (2317, 13530), (2706, 11585), (2870, 10923), (3157, 9930), (3310, 9471), (3641, 8610), (4305, 7282), (4510, 6951), (4634, 6765), (4965, 6314)]