289716700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 813281280

約数和(自身を除く): 523564580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 79, 91, 100, 124, 130, 140, 155, 158, 169, 175, 182, 217, 260, 310, 316, 325, 338, 350, 364, 395, 403, 434, 455, 553, 620, 650, 676, 700, 775, 790, 806, 845, 868, 910, 1027, 1085, 1106, 1183, 1300, 1550, 1580, 1612, 1690, 1820, 1975, 2015, 2054, 2170, 2212, 2275, 2366, 2449, 2765, 2821, 3100, 3380, 3950, 4030, 4108, 4225, 4340, 4550, 4732, 4898, 5135, 5239, 5425, 5530, 5642, 5915, 7189, 7900, 8060, 8450, 9100, 9796, 10075, 10270, 10478, 10850, 11060, 11284, 11830, 12245, 13351, 13825, 14105, 14378, 16900, 17143, 20150, 20540, 20956, 21700, 23660, 24490, 25675, 26195, 26702, 27650, 28210, 28756, 29575, 31837, 34286, 35945, 36673, 40300, 48980, 51350, 52390, 53404, 55300, 56420, 59150, 61225, 63674, 66755, 68572, 70525, 71890, 73346, 85715, 93457, 102700, 104780, 118300, 122450, 127348, 130975, 133510, 141050, 143780, 146692, 159185, 171430, 179725, 183365, 186914, 222859, 244900, 261950, 267020, 282100, 318370, 333775, 342860, 359450, 366730, 373828, 413881, 428575, 445718, 467285, 523900, 636740, 667550, 718900, 733460, 795925, 827762, 857150, 891436, 916825, 934570, 1114295, 1335100, 1591850, 1655524, 1714300, 1833650, 1869140, 2069405, 2228590, 2336425, 2897167, 3183700, 3667300, 4138810, 4457180, 4672850, 5571475, 5794334, 8277620, 9345700, 10347025, 11142950, 11588668, 14485835, 20694050, 22285900, 28971670, 41388100, 57943340, 72429175, 144858350, 289716700]

約数ペア:

[(1, 289716700), (2, 144858350), (4, 72429175), (5, 57943340), (7, 41388100), (10, 28971670), (13, 22285900), (14, 20694050), (20, 14485835), (25, 11588668), (26, 11142950), (28, 10347025), (31, 9345700), (35, 8277620), (50, 5794334), (52, 5571475), (62, 4672850), (65, 4457180), (70, 4138810), (79, 3667300), (91, 3183700), (100, 2897167), (124, 2336425), (130, 2228590), (140, 2069405), (155, 1869140), (158, 1833650), (169, 1714300), (175, 1655524), (182, 1591850), (217, 1335100), (260, 1114295), (310, 934570), (316, 916825), (325, 891436), (338, 857150), (350, 827762), (364, 795925), (395, 733460), (403, 718900), (434, 667550), (455, 636740), (553, 523900), (620, 467285), (650, 445718), (676, 428575), (700, 413881), (775, 373828), (790, 366730), (806, 359450), (845, 342860), (868, 333775), (910, 318370), (1027, 282100), (1085, 267020), (1106, 261950), (1183, 244900), (1300, 222859), (1550, 186914), (1580, 183365), (1612, 179725), (1690, 171430), (1820, 159185), (1975, 146692), (2015, 143780), (2054, 141050), (2170, 133510), (2212, 130975), (2275, 127348), (2366, 122450), (2449, 118300), (2765, 104780), (2821, 102700), (3100, 93457), (3380, 85715), (3950, 73346), (4030, 71890), (4108, 70525), (4225, 68572), (4340, 66755), (4550, 63674), (4732, 61225), (4898, 59150), (5135, 56420), (5239, 55300), (5425, 53404), (5530, 52390), (5642, 51350), (5915, 48980), (7189, 40300), (7900, 36673), (8060, 35945), (8450, 34286), (9100, 31837), (9796, 29575), (10075, 28756), (10270, 28210), (10478, 27650), (10850, 26702), (11060, 26195), (11284, 25675), (11830, 24490), (12245, 23660), (13351, 21700), (13825, 20956), (14105, 20540), (14378, 20150), (16900, 17143)]