203413840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:989

約数の個数: 160

約数和(自身を含む): 597818880

約数和(自身を除く): 394405040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 161, 170, 184, 230, 238, 272, 280, 322, 340, 368, 391, 460, 476, 560, 595, 644, 680, 782, 805, 920, 929, 952, 1190, 1288, 1360, 1564, 1610, 1840, 1858, 1904, 1955, 2380, 2576, 2737, 3128, 3220, 3716, 3910, 4645, 4760, 5474, 6256, 6440, 6503, 7432, 7820, 9290, 9520, 10948, 12880, 13006, 13685, 14864, 15640, 15793, 18580, 21367, 21896, 26012, 27370, 31280, 31586, 32515, 37160, 42734, 43792, 52024, 54740, 63172, 65030, 74320, 78965, 85468, 104048, 106835, 109480, 110551, 126344, 130060, 149569, 157930, 170936, 213670, 218960, 221102, 252688, 260120, 299138, 315860, 341872, 363239, 427340, 442204, 520240, 552755, 598276, 631720, 726478, 747845, 854680, 884408, 1105510, 1196552, 1263440, 1452956, 1495690, 1709360, 1768816, 1816195, 2211020, 2393104, 2542673, 2905912, 2991380, 3632390, 4422040, 5085346, 5811824, 5982760, 7264780, 8844080, 10170692, 11965520, 12713365, 14529560, 20341384, 25426730, 29059120, 40682768, 50853460, 101706920, 203413840]

約数ペア:

[(1, 203413840), (2, 101706920), (4, 50853460), (5, 40682768), (7, 29059120), (8, 25426730), (10, 20341384), (14, 14529560), (16, 12713365), (17, 11965520), (20, 10170692), (23, 8844080), (28, 7264780), (34, 5982760), (35, 5811824), (40, 5085346), (46, 4422040), (56, 3632390), (68, 2991380), (70, 2905912), (80, 2542673), (85, 2393104), (92, 2211020), (112, 1816195), (115, 1768816), (119, 1709360), (136, 1495690), (140, 1452956), (161, 1263440), (170, 1196552), (184, 1105510), (230, 884408), (238, 854680), (272, 747845), (280, 726478), (322, 631720), (340, 598276), (368, 552755), (391, 520240), (460, 442204), (476, 427340), (560, 363239), (595, 341872), (644, 315860), (680, 299138), (782, 260120), (805, 252688), (920, 221102), (929, 218960), (952, 213670), (1190, 170936), (1288, 157930), (1360, 149569), (1564, 130060), (1610, 126344), (1840, 110551), (1858, 109480), (1904, 106835), (1955, 104048), (2380, 85468), (2576, 78965), (2737, 74320), (3128, 65030), (3220, 63172), (3716, 54740), (3910, 52024), (4645, 43792), (4760, 42734), (5474, 37160), (6256, 32515), (6440, 31586), (6503, 31280), (7432, 27370), (7820, 26012), (9290, 21896), (9520, 21367), (10948, 18580), (12880, 15793), (13006, 15640), (13685, 14864)]