250921020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:460

約数の個数: 192

約数和(自身を含む): 860461056

約数和(自身を除く): 609540036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 113, 119, 140, 170, 204, 210, 226, 238, 255, 311, 339, 340, 357, 420, 452, 476, 510, 565, 595, 622, 678, 714, 791, 933, 1020, 1130, 1190, 1244, 1356, 1428, 1555, 1582, 1695, 1785, 1866, 1921, 2177, 2260, 2373, 2380, 3110, 3164, 3390, 3570, 3732, 3842, 3955, 4354, 4665, 4746, 5287, 5763, 6220, 6531, 6780, 7140, 7684, 7910, 8708, 9330, 9492, 9605, 10574, 10885, 11526, 11865, 13062, 13447, 15820, 15861, 18660, 19210, 21148, 21770, 23052, 23730, 26124, 26435, 26894, 28815, 31722, 32655, 35143, 37009, 38420, 40341, 43540, 47460, 52870, 53788, 57630, 63444, 65310, 67235, 70286, 74018, 79305, 80682, 105429, 105740, 111027, 115260, 130620, 134470, 140572, 148036, 158610, 161364, 175715, 185045, 201705, 210858, 222054, 246001, 268940, 317220, 351430, 370090, 403410, 421716, 444108, 492002, 527145, 555135, 597431, 702860, 738003, 740180, 806820, 984004, 1054290, 1110270, 1194862, 1230005, 1476006, 1792293, 2108580, 2220540, 2389724, 2460010, 2952012, 2987155, 3584586, 3690015, 4182017, 4920020, 5974310, 7169172, 7380030, 8364034, 8961465, 11948620, 12546051, 14760060, 16728068, 17922930, 20910085, 25092102, 35845860, 41820170, 50184204, 62730255, 83640340, 125460510, 250921020]

約数ペア:

[(1, 250921020), (2, 125460510), (3, 83640340), (4, 62730255), (5, 50184204), (6, 41820170), (7, 35845860), (10, 25092102), (12, 20910085), (14, 17922930), (15, 16728068), (17, 14760060), (20, 12546051), (21, 11948620), (28, 8961465), (30, 8364034), (34, 7380030), (35, 7169172), (42, 5974310), (51, 4920020), (60, 4182017), (68, 3690015), (70, 3584586), (84, 2987155), (85, 2952012), (102, 2460010), (105, 2389724), (113, 2220540), (119, 2108580), (140, 1792293), (170, 1476006), (204, 1230005), (210, 1194862), (226, 1110270), (238, 1054290), (255, 984004), (311, 806820), (339, 740180), (340, 738003), (357, 702860), (420, 597431), (452, 555135), (476, 527145), (510, 492002), (565, 444108), (595, 421716), (622, 403410), (678, 370090), (714, 351430), (791, 317220), (933, 268940), (1020, 246001), (1130, 222054), (1190, 210858), (1244, 201705), (1356, 185045), (1428, 175715), (1555, 161364), (1582, 158610), (1695, 148036), (1785, 140572), (1866, 134470), (1921, 130620), (2177, 115260), (2260, 111027), (2373, 105740), (2380, 105429), (3110, 80682), (3164, 79305), (3390, 74018), (3570, 70286), (3732, 67235), (3842, 65310), (3955, 63444), (4354, 57630), (4665, 53788), (4746, 52870), (5287, 47460), (5763, 43540), (6220, 40341), (6531, 38420), (6780, 37009), (7140, 35143), (7684, 32655), (7910, 31722), (8708, 28815), (9330, 26894), (9492, 26435), (9605, 26124), (10574, 23730), (10885, 23052), (11526, 21770), (11865, 21148), (13062, 19210), (13447, 18660), (15820, 15861)]