278547900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 144

約数和(自身を含む): 844633440

約数和(自身を除く): 566085540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 101, 116, 145, 150, 174, 202, 290, 300, 303, 317, 348, 404, 435, 505, 580, 606, 634, 725, 870, 951, 1010, 1212, 1268, 1450, 1515, 1585, 1740, 1902, 2020, 2175, 2525, 2900, 2929, 3030, 3170, 3804, 4350, 4755, 5050, 5858, 6060, 6340, 7575, 7925, 8700, 8787, 9193, 9510, 10100, 11716, 14645, 15150, 15850, 17574, 18386, 19020, 23775, 27579, 29290, 30300, 31700, 32017, 35148, 36772, 43935, 45965, 47550, 55158, 58580, 64034, 73225, 87870, 91930, 95100, 96051, 110316, 128068, 137895, 146450, 160085, 175740, 183860, 192102, 219675, 229825, 275790, 292900, 320170, 384204, 439350, 459650, 480255, 551580, 640340, 689475, 800425, 878700, 919300, 928493, 960510, 1378950, 1600850, 1856986, 1921020, 2401275, 2757900, 2785479, 3201700, 3713972, 4642465, 4802550, 5570958, 9284930, 9605100, 11141916, 13927395, 18569860, 23212325, 27854790, 46424650, 55709580, 69636975, 92849300, 139273950, 278547900]

約数ペア:

[(1, 278547900), (2, 139273950), (3, 92849300), (4, 69636975), (5, 55709580), (6, 46424650), (10, 27854790), (12, 23212325), (15, 18569860), (20, 13927395), (25, 11141916), (29, 9605100), (30, 9284930), (50, 5570958), (58, 4802550), (60, 4642465), (75, 3713972), (87, 3201700), (100, 2785479), (101, 2757900), (116, 2401275), (145, 1921020), (150, 1856986), (174, 1600850), (202, 1378950), (290, 960510), (300, 928493), (303, 919300), (317, 878700), (348, 800425), (404, 689475), (435, 640340), (505, 551580), (580, 480255), (606, 459650), (634, 439350), (725, 384204), (870, 320170), (951, 292900), (1010, 275790), (1212, 229825), (1268, 219675), (1450, 192102), (1515, 183860), (1585, 175740), (1740, 160085), (1902, 146450), (2020, 137895), (2175, 128068), (2525, 110316), (2900, 96051), (2929, 95100), (3030, 91930), (3170, 87870), (3804, 73225), (4350, 64034), (4755, 58580), (5050, 55158), (5858, 47550), (6060, 45965), (6340, 43935), (7575, 36772), (7925, 35148), (8700, 32017), (8787, 31700), (9193, 30300), (9510, 29290), (10100, 27579), (11716, 23775), (14645, 19020), (15150, 18386), (15850, 17574)]