238939380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 746928000

約数和(自身を除く): 507988620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 149, 151, 177, 180, 236, 295, 298, 302, 354, 447, 453, 531, 590, 596, 604, 708, 745, 755, 885, 894, 906, 1062, 1180, 1341, 1359, 1490, 1510, 1770, 1788, 1812, 2124, 2235, 2265, 2655, 2682, 2718, 2980, 3020, 3540, 4470, 4530, 5310, 5364, 5436, 6705, 6795, 8791, 8909, 8940, 9060, 10620, 13410, 13590, 17582, 17818, 22499, 26373, 26727, 26820, 27180, 35164, 35636, 43955, 44545, 44998, 52746, 53454, 67497, 79119, 80181, 87910, 89090, 89996, 105492, 106908, 112495, 131865, 133635, 134994, 158238, 160362, 175820, 178180, 202491, 224990, 263730, 267270, 269988, 316476, 320724, 337485, 395595, 400905, 404982, 449980, 527460, 534540, 674970, 791190, 801810, 809964, 1012455, 1327441, 1349940, 1582380, 1603620, 2024910, 2654882, 3982323, 4049820, 5309764, 6637205, 7964646, 11946969, 13274410, 15929292, 19911615, 23893938, 26548820, 39823230, 47787876, 59734845, 79646460, 119469690, 238939380]

約数ペア:

[(1, 238939380), (2, 119469690), (3, 79646460), (4, 59734845), (5, 47787876), (6, 39823230), (9, 26548820), (10, 23893938), (12, 19911615), (15, 15929292), (18, 13274410), (20, 11946969), (30, 7964646), (36, 6637205), (45, 5309764), (59, 4049820), (60, 3982323), (90, 2654882), (118, 2024910), (149, 1603620), (151, 1582380), (177, 1349940), (180, 1327441), (236, 1012455), (295, 809964), (298, 801810), (302, 791190), (354, 674970), (447, 534540), (453, 527460), (531, 449980), (590, 404982), (596, 400905), (604, 395595), (708, 337485), (745, 320724), (755, 316476), (885, 269988), (894, 267270), (906, 263730), (1062, 224990), (1180, 202491), (1341, 178180), (1359, 175820), (1490, 160362), (1510, 158238), (1770, 134994), (1788, 133635), (1812, 131865), (2124, 112495), (2235, 106908), (2265, 105492), (2655, 89996), (2682, 89090), (2718, 87910), (2980, 80181), (3020, 79119), (3540, 67497), (4470, 53454), (4530, 52746), (5310, 44998), (5364, 44545), (5436, 43955), (6705, 35636), (6795, 35164), (8791, 27180), (8909, 26820), (8940, 26727), (9060, 26373), (10620, 22499), (13410, 17818), (13590, 17582)]