249959820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:716

約数の個数: 192

約数和(自身を含む): 830914560

約数和(自身を除く): 580954740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 31, 33, 38, 44, 55, 57, 60, 62, 66, 76, 93, 95, 110, 114, 124, 132, 155, 165, 186, 190, 209, 220, 228, 285, 310, 330, 341, 372, 380, 418, 465, 570, 589, 620, 627, 643, 660, 682, 836, 930, 1023, 1045, 1140, 1178, 1254, 1286, 1364, 1705, 1767, 1860, 1929, 2046, 2090, 2356, 2508, 2572, 2945, 3135, 3215, 3410, 3534, 3858, 4092, 4180, 5115, 5890, 6270, 6430, 6479, 6820, 7068, 7073, 7716, 8835, 9645, 10230, 11780, 12217, 12540, 12860, 12958, 14146, 17670, 19290, 19437, 19933, 20460, 21219, 24434, 25916, 28292, 32395, 35340, 35365, 36651, 38580, 38874, 39866, 42438, 48868, 59799, 61085, 64790, 70730, 73302, 77748, 79732, 84876, 97185, 99665, 106095, 119598, 122170, 129580, 134387, 141460, 146604, 183255, 194370, 199330, 212190, 219263, 239196, 244340, 268774, 298995, 366510, 378727, 388740, 398660, 403161, 424380, 438526, 537548, 597990, 657789, 671935, 733020, 757454, 806322, 877052, 1096315, 1136181, 1195980, 1315578, 1343870, 1514908, 1612644, 1893635, 2015805, 2192630, 2272362, 2631156, 2687740, 3288945, 3787270, 4031610, 4165997, 4385260, 4544724, 5680905, 6577890, 7574540, 8063220, 8331994, 11361810, 12497991, 13155780, 16663988, 20829985, 22723620, 24995982, 41659970, 49991964, 62489955, 83319940, 124979910, 249959820]

約数ペア:

[(1, 249959820), (2, 124979910), (3, 83319940), (4, 62489955), (5, 49991964), (6, 41659970), (10, 24995982), (11, 22723620), (12, 20829985), (15, 16663988), (19, 13155780), (20, 12497991), (22, 11361810), (30, 8331994), (31, 8063220), (33, 7574540), (38, 6577890), (44, 5680905), (55, 4544724), (57, 4385260), (60, 4165997), (62, 4031610), (66, 3787270), (76, 3288945), (93, 2687740), (95, 2631156), (110, 2272362), (114, 2192630), (124, 2015805), (132, 1893635), (155, 1612644), (165, 1514908), (186, 1343870), (190, 1315578), (209, 1195980), (220, 1136181), (228, 1096315), (285, 877052), (310, 806322), (330, 757454), (341, 733020), (372, 671935), (380, 657789), (418, 597990), (465, 537548), (570, 438526), (589, 424380), (620, 403161), (627, 398660), (643, 388740), (660, 378727), (682, 366510), (836, 298995), (930, 268774), (1023, 244340), (1045, 239196), (1140, 219263), (1178, 212190), (1254, 199330), (1286, 194370), (1364, 183255), (1705, 146604), (1767, 141460), (1860, 134387), (1929, 129580), (2046, 122170), (2090, 119598), (2356, 106095), (2508, 99665), (2572, 97185), (2945, 84876), (3135, 79732), (3215, 77748), (3410, 73302), (3534, 70730), (3858, 64790), (4092, 61085), (4180, 59799), (5115, 48868), (5890, 42438), (6270, 39866), (6430, 38874), (6479, 38580), (6820, 36651), (7068, 35365), (7073, 35340), (7716, 32395), (8835, 28292), (9645, 25916), (10230, 24434), (11780, 21219), (12217, 20460), (12540, 19933), (12860, 19437), (12958, 19290), (14146, 17670)]