2021249700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:625

約数の個数: 216

約数和(自身を含む): 6617298688

約数和(自身を除く): 4596048988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 223, 225, 243, 270, 300, 324, 373, 405, 446, 450, 486, 540, 669, 675, 746, 810, 892, 900, 972, 1115, 1119, 1215, 1338, 1350, 1492, 1620, 1865, 2007, 2025, 2230, 2238, 2430, 2676, 2700, 3345, 3357, 3730, 4014, 4050, 4460, 4476, 4860, 5575, 5595, 6021, 6075, 6690, 6714, 7460, 8028, 8100, 9325, 10035, 10071, 11150, 11190, 12042, 12150, 13380, 13428, 16725, 16785, 18063, 18650, 20070, 20142, 22300, 22380, 24084, 24300, 27975, 30105, 30213, 33450, 33570, 36126, 37300, 40140, 40284, 50175, 50355, 54189, 55950, 60210, 60426, 66900, 67140, 72252, 83179, 83925, 90315, 90639, 100350, 100710, 108378, 111900, 120420, 120852, 150525, 151065, 166358, 167850, 180630, 181278, 200700, 201420, 216756, 249537, 251775, 270945, 301050, 302130, 332716, 335700, 361260, 362556, 415895, 451575, 453195, 499074, 503550, 541890, 602100, 604260, 748611, 755325, 831790, 903150, 906390, 998148, 1007100, 1083780, 1247685, 1354725, 1497222, 1510650, 1663580, 1806300, 1812780, 2079475, 2245833, 2265975, 2495370, 2709450, 2994444, 3021300, 3743055, 4158950, 4491666, 4531950, 4990740, 5418900, 6238425, 6737499, 7486110, 8317900, 8983332, 9063900, 11229165, 12476850, 13474998, 14972220, 18715275, 20212497, 22458330, 24953700, 26949996, 33687495, 37430550, 40424994, 44916660, 56145825, 67374990, 74861100, 80849988, 101062485, 112291650, 134749980, 168437475, 202124970, 224583300, 336874950, 404249940, 505312425, 673749900, 1010624850, 2021249700]

約数ペア:

[(1, 2021249700), (2, 1010624850), (3, 673749900), (4, 505312425), (5, 404249940), (6, 336874950), (9, 224583300), (10, 202124970), (12, 168437475), (15, 134749980), (18, 112291650), (20, 101062485), (25, 80849988), (27, 74861100), (30, 67374990), (36, 56145825), (45, 44916660), (50, 40424994), (54, 37430550), (60, 33687495), (75, 26949996), (81, 24953700), (90, 22458330), (100, 20212497), (108, 18715275), (135, 14972220), (150, 13474998), (162, 12476850), (180, 11229165), (223, 9063900), (225, 8983332), (243, 8317900), (270, 7486110), (300, 6737499), (324, 6238425), (373, 5418900), (405, 4990740), (446, 4531950), (450, 4491666), (486, 4158950), (540, 3743055), (669, 3021300), (675, 2994444), (746, 2709450), (810, 2495370), (892, 2265975), (900, 2245833), (972, 2079475), (1115, 1812780), (1119, 1806300), (1215, 1663580), (1338, 1510650), (1350, 1497222), (1492, 1354725), (1620, 1247685), (1865, 1083780), (2007, 1007100), (2025, 998148), (2230, 906390), (2238, 903150), (2430, 831790), (2676, 755325), (2700, 748611), (3345, 604260), (3357, 602100), (3730, 541890), (4014, 503550), (4050, 499074), (4460, 453195), (4476, 451575), (4860, 415895), (5575, 362556), (5595, 361260), (6021, 335700), (6075, 332716), (6690, 302130), (6714, 301050), (7460, 270945), (8028, 251775), (8100, 249537), (9325, 216756), (10035, 201420), (10071, 200700), (11150, 181278), (11190, 180630), (12042, 167850), (12150, 166358), (13380, 151065), (13428, 150525), (16725, 120852), (16785, 120420), (18063, 111900), (18650, 108378), (20070, 100710), (20142, 100350), (22300, 90639), (22380, 90315), (24084, 83925), (24300, 83179), (27975, 72252), (30105, 67140), (30213, 66900), (33450, 60426), (33570, 60210), (36126, 55950), (37300, 54189), (40140, 50355), (40284, 50175)]