249531030

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{6287}}^1$

素因数の和:6320

約数の個数: 120

約数和(自身を含む): 780630048

約数和(自身を除く): 531099018

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 405, 441, 490, 567, 630, 735, 810, 882, 945, 1134, 1323, 1470, 1890, 2205, 2646, 2835, 3969, 4410, 5670, 6287, 6615, 7938, 12574, 13230, 18861, 19845, 31435, 37722, 39690, 44009, 56583, 62870, 88018, 94305, 113166, 132027, 169749, 188610, 220045, 264054, 282915, 308063, 339498, 396081, 440090, 509247, 565830, 616126, 660135, 792162, 848745, 924189, 1018494, 1188243, 1320270, 1540315, 1697490, 1848378, 1980405, 2376486, 2546235, 2772567, 3080630, 3564729, 3960810, 4620945, 5092470, 5545134, 5941215, 7129458, 8317701, 9241890, 11882430, 13862835, 16635402, 17823645, 24953103, 27725670, 35647290, 41588505, 49906206, 83177010, 124765515, 249531030]

約数ペア:

[(1, 249531030), (2, 124765515), (3, 83177010), (5, 49906206), (6, 41588505), (7, 35647290), (9, 27725670), (10, 24953103), (14, 17823645), (15, 16635402), (18, 13862835), (21, 11882430), (27, 9241890), (30, 8317701), (35, 7129458), (42, 5941215), (45, 5545134), (49, 5092470), (54, 4620945), (63, 3960810), (70, 3564729), (81, 3080630), (90, 2772567), (98, 2546235), (105, 2376486), (126, 1980405), (135, 1848378), (147, 1697490), (162, 1540315), (189, 1320270), (210, 1188243), (245, 1018494), (270, 924189), (294, 848745), (315, 792162), (378, 660135), (405, 616126), (441, 565830), (490, 509247), (567, 440090), (630, 396081), (735, 339498), (810, 308063), (882, 282915), (945, 264054), (1134, 220045), (1323, 188610), (1470, 169749), (1890, 132027), (2205, 113166), (2646, 94305), (2835, 88018), (3969, 62870), (4410, 56583), (5670, 44009), (6287, 39690), (6615, 37722), (7938, 31435), (12574, 19845), (13230, 18861)]