263442400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 704111184

約数和(自身を除く): 440668784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 73, 80, 100, 104, 130, 146, 160, 200, 208, 260, 292, 325, 347, 365, 400, 416, 520, 584, 650, 694, 730, 800, 949, 1040, 1168, 1300, 1388, 1460, 1735, 1825, 1898, 2080, 2336, 2600, 2776, 2920, 3470, 3650, 3796, 4511, 4745, 5200, 5552, 5840, 6940, 7300, 7592, 8675, 9022, 9490, 10400, 11104, 11680, 13880, 14600, 15184, 17350, 18044, 18980, 22555, 23725, 25331, 27760, 29200, 30368, 34700, 36088, 37960, 45110, 47450, 50662, 55520, 58400, 69400, 72176, 75920, 90220, 94900, 101324, 112775, 126655, 138800, 144352, 151840, 180440, 189800, 202648, 225550, 253310, 277600, 329303, 360880, 379600, 405296, 451100, 506620, 633275, 658606, 721760, 759200, 810592, 902200, 1013240, 1266550, 1317212, 1646515, 1804400, 2026480, 2533100, 2634424, 3293030, 3608800, 4052960, 5066200, 5268848, 6586060, 8232575, 10132400, 10537696, 13172120, 16465150, 20264800, 26344240, 32930300, 52688480, 65860600, 131721200, 263442400]

約数ペア:

[(1, 263442400), (2, 131721200), (4, 65860600), (5, 52688480), (8, 32930300), (10, 26344240), (13, 20264800), (16, 16465150), (20, 13172120), (25, 10537696), (26, 10132400), (32, 8232575), (40, 6586060), (50, 5268848), (52, 5066200), (65, 4052960), (73, 3608800), (80, 3293030), (100, 2634424), (104, 2533100), (130, 2026480), (146, 1804400), (160, 1646515), (200, 1317212), (208, 1266550), (260, 1013240), (292, 902200), (325, 810592), (347, 759200), (365, 721760), (400, 658606), (416, 633275), (520, 506620), (584, 451100), (650, 405296), (694, 379600), (730, 360880), (800, 329303), (949, 277600), (1040, 253310), (1168, 225550), (1300, 202648), (1388, 189800), (1460, 180440), (1735, 151840), (1825, 144352), (1898, 138800), (2080, 126655), (2336, 112775), (2600, 101324), (2776, 94900), (2920, 90220), (3470, 75920), (3650, 72176), (3796, 69400), (4511, 58400), (4745, 55520), (5200, 50662), (5552, 47450), (5840, 45110), (6940, 37960), (7300, 36088), (7592, 34700), (8675, 30368), (9022, 29200), (9490, 27760), (10400, 25331), (11104, 23725), (11680, 22555), (13880, 18980), (14600, 18044), (15184, 17350)]