20053683720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{39989}}^1$

素因数の和:40212

約数の個数: 192

約数和(自身を含む): 74861280000

約数和(自身を除く): 54807596280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 199, 210, 252, 280, 315, 360, 398, 420, 504, 597, 630, 796, 840, 995, 1194, 1260, 1393, 1592, 1791, 1990, 2388, 2520, 2786, 2985, 3582, 3980, 4179, 4776, 5572, 5970, 6965, 7164, 7960, 8358, 8955, 11144, 11940, 12537, 13930, 14328, 16716, 17910, 20895, 23880, 25074, 27860, 33432, 35820, 39989, 41790, 50148, 55720, 62685, 71640, 79978, 83580, 100296, 119967, 125370, 159956, 167160, 199945, 239934, 250740, 279923, 319912, 359901, 399890, 479868, 501480, 559846, 599835, 719802, 799780, 839769, 959736, 1119692, 1199670, 1399615, 1439604, 1599560, 1679538, 1799505, 2239384, 2399340, 2519307, 2799230, 2879208, 3359076, 3599010, 4198845, 4798680, 5038614, 5598460, 6718152, 7198020, 7957811, 8397690, 10077228, 11196920, 12596535, 14396040, 15915622, 16795380, 20154456, 23873433, 25193070, 31831244, 33590760, 39789055, 47746866, 50386140, 55704677, 63662488, 71620299, 79578110, 95493732, 100772280, 111409354, 119367165, 143240598, 159156220, 167114031, 190987464, 222818708, 238734330, 278523385, 286481196, 318312440, 334228062, 358101495, 445637416, 477468660, 501342093, 557046770, 572962392, 668456124, 716202990, 835570155, 954937320, 1002684186, 1114093540, 1336912248, 1432405980, 1671140310, 2005368372, 2228187080, 2506710465, 2864811960, 3342280620, 4010736744, 5013420930, 6684561240, 10026841860, 20053683720]

約数ペア:

[(1, 20053683720), (2, 10026841860), (3, 6684561240), (4, 5013420930), (5, 4010736744), (6, 3342280620), (7, 2864811960), (8, 2506710465), (9, 2228187080), (10, 2005368372), (12, 1671140310), (14, 1432405980), (15, 1336912248), (18, 1114093540), (20, 1002684186), (21, 954937320), (24, 835570155), (28, 716202990), (30, 668456124), (35, 572962392), (36, 557046770), (40, 501342093), (42, 477468660), (45, 445637416), (56, 358101495), (60, 334228062), (63, 318312440), (70, 286481196), (72, 278523385), (84, 238734330), (90, 222818708), (105, 190987464), (120, 167114031), (126, 159156220), (140, 143240598), (168, 119367165), (180, 111409354), (199, 100772280), (210, 95493732), (252, 79578110), (280, 71620299), (315, 63662488), (360, 55704677), (398, 50386140), (420, 47746866), (504, 39789055), (597, 33590760), (630, 31831244), (796, 25193070), (840, 23873433), (995, 20154456), (1194, 16795380), (1260, 15915622), (1393, 14396040), (1592, 12596535), (1791, 11196920), (1990, 10077228), (2388, 8397690), (2520, 7957811), (2786, 7198020), (2985, 6718152), (3582, 5598460), (3980, 5038614), (4179, 4798680), (4776, 4198845), (5572, 3599010), (5970, 3359076), (6965, 2879208), (7164, 2799230), (7960, 2519307), (8358, 2399340), (8955, 2239384), (11144, 1799505), (11940, 1679538), (12537, 1599560), (13930, 1439604), (14328, 1399615), (16716, 1199670), (17910, 1119692), (20895, 959736), (23880, 839769), (25074, 799780), (27860, 719802), (33432, 599835), (35820, 559846), (39989, 501480), (41790, 479868), (50148, 399890), (55720, 359901), (62685, 319912), (71640, 279923), (79978, 250740), (83580, 239934), (100296, 199945), (119967, 167160), (125370, 159956)]