257605800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:480

約数の個数: 192

約数和(自身を含む): 857088000

約数和(自身を除く): 599482200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 59, 60, 75, 76, 95, 100, 114, 118, 120, 150, 152, 177, 190, 200, 228, 236, 285, 295, 300, 354, 380, 383, 456, 472, 475, 570, 590, 600, 708, 760, 766, 885, 950, 1121, 1140, 1149, 1180, 1416, 1425, 1475, 1532, 1770, 1900, 1915, 2242, 2280, 2298, 2360, 2850, 2950, 3064, 3363, 3540, 3800, 3830, 4425, 4484, 4596, 5605, 5700, 5745, 5900, 6726, 7080, 7277, 7660, 8850, 8968, 9192, 9575, 11210, 11400, 11490, 11800, 13452, 14554, 15320, 16815, 17700, 19150, 21831, 22420, 22597, 22980, 26904, 28025, 28725, 29108, 33630, 35400, 36385, 38300, 43662, 44840, 45194, 45960, 56050, 57450, 58216, 67260, 67791, 72770, 76600, 84075, 87324, 90388, 109155, 112100, 112985, 114900, 134520, 135582, 145540, 168150, 174648, 180776, 181925, 218310, 224200, 225970, 229800, 271164, 291080, 336300, 338955, 363850, 429343, 436620, 451940, 542328, 545775, 564925, 672600, 677910, 727700, 858686, 873240, 903880, 1091550, 1129850, 1288029, 1355820, 1455400, 1694775, 1717372, 2146715, 2183100, 2259700, 2576058, 2711640, 3389550, 3434744, 4293430, 4366200, 4519400, 5152116, 6440145, 6779100, 8586860, 10304232, 10733575, 12880290, 13558200, 17173720, 21467150, 25760580, 32200725, 42934300, 51521160, 64401450, 85868600, 128802900, 257605800]

約数ペア:

[(1, 257605800), (2, 128802900), (3, 85868600), (4, 64401450), (5, 51521160), (6, 42934300), (8, 32200725), (10, 25760580), (12, 21467150), (15, 17173720), (19, 13558200), (20, 12880290), (24, 10733575), (25, 10304232), (30, 8586860), (38, 6779100), (40, 6440145), (50, 5152116), (57, 4519400), (59, 4366200), (60, 4293430), (75, 3434744), (76, 3389550), (95, 2711640), (100, 2576058), (114, 2259700), (118, 2183100), (120, 2146715), (150, 1717372), (152, 1694775), (177, 1455400), (190, 1355820), (200, 1288029), (228, 1129850), (236, 1091550), (285, 903880), (295, 873240), (300, 858686), (354, 727700), (380, 677910), (383, 672600), (456, 564925), (472, 545775), (475, 542328), (570, 451940), (590, 436620), (600, 429343), (708, 363850), (760, 338955), (766, 336300), (885, 291080), (950, 271164), (1121, 229800), (1140, 225970), (1149, 224200), (1180, 218310), (1416, 181925), (1425, 180776), (1475, 174648), (1532, 168150), (1770, 145540), (1900, 135582), (1915, 134520), (2242, 114900), (2280, 112985), (2298, 112100), (2360, 109155), (2850, 90388), (2950, 87324), (3064, 84075), (3363, 76600), (3540, 72770), (3800, 67791), (3830, 67260), (4425, 58216), (4484, 57450), (4596, 56050), (5605, 45960), (5700, 45194), (5745, 44840), (5900, 43662), (6726, 38300), (7080, 36385), (7277, 35400), (7660, 33630), (8850, 29108), (8968, 28725), (9192, 28025), (9575, 26904), (11210, 22980), (11400, 22597), (11490, 22420), (11800, 21831), (13452, 19150), (14554, 17700), (15320, 16815)]