78288120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 267545520

約数和(自身を除く): 189257400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 81, 90, 108, 120, 135, 146, 162, 180, 216, 219, 270, 292, 324, 331, 360, 365, 405, 438, 540, 584, 648, 657, 662, 730, 810, 876, 993, 1080, 1095, 1314, 1324, 1460, 1620, 1655, 1752, 1971, 1986, 2190, 2628, 2648, 2920, 2979, 3240, 3285, 3310, 3942, 3972, 4380, 4965, 5256, 5913, 5958, 6570, 6620, 7884, 7944, 8760, 8937, 9855, 9930, 11826, 11916, 13140, 13240, 14895, 15768, 17874, 19710, 19860, 23652, 23832, 24163, 26280, 26811, 29565, 29790, 35748, 39420, 39720, 44685, 47304, 48326, 53622, 59130, 59580, 71496, 72489, 78840, 89370, 96652, 107244, 118260, 119160, 120815, 134055, 144978, 178740, 193304, 214488, 217467, 236520, 241630, 268110, 289956, 357480, 362445, 434934, 483260, 536220, 579912, 652401, 724890, 869868, 966520, 1072440, 1087335, 1304802, 1449780, 1739736, 1957203, 2174670, 2609604, 2899560, 3262005, 3914406, 4349340, 5219208, 6524010, 7828812, 8698680, 9786015, 13048020, 15657624, 19572030, 26096040, 39144060, 78288120]

約数ペア:

[(1, 78288120), (2, 39144060), (3, 26096040), (4, 19572030), (5, 15657624), (6, 13048020), (8, 9786015), (9, 8698680), (10, 7828812), (12, 6524010), (15, 5219208), (18, 4349340), (20, 3914406), (24, 3262005), (27, 2899560), (30, 2609604), (36, 2174670), (40, 1957203), (45, 1739736), (54, 1449780), (60, 1304802), (72, 1087335), (73, 1072440), (81, 966520), (90, 869868), (108, 724890), (120, 652401), (135, 579912), (146, 536220), (162, 483260), (180, 434934), (216, 362445), (219, 357480), (270, 289956), (292, 268110), (324, 241630), (331, 236520), (360, 217467), (365, 214488), (405, 193304), (438, 178740), (540, 144978), (584, 134055), (648, 120815), (657, 119160), (662, 118260), (730, 107244), (810, 96652), (876, 89370), (993, 78840), (1080, 72489), (1095, 71496), (1314, 59580), (1324, 59130), (1460, 53622), (1620, 48326), (1655, 47304), (1752, 44685), (1971, 39720), (1986, 39420), (2190, 35748), (2628, 29790), (2648, 29565), (2920, 26811), (2979, 26280), (3240, 24163), (3285, 23832), (3310, 23652), (3942, 19860), (3972, 19710), (4380, 17874), (4965, 15768), (5256, 14895), (5913, 13240), (5958, 13140), (6570, 11916), (6620, 11826), (7884, 9930), (7944, 9855), (8760, 8937)]