19878724560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{12269}}^1$

素因数の和:12485

約数の個数: 160

約数和(自身を含む): 63463973760

約数和(自身を除く): 43585249200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 157, 172, 215, 240, 258, 314, 344, 430, 471, 516, 628, 645, 688, 785, 860, 942, 1032, 1256, 1290, 1570, 1720, 1884, 2064, 2355, 2512, 2580, 3140, 3440, 3768, 4710, 5160, 6280, 6751, 7536, 9420, 10320, 12269, 12560, 13502, 18840, 20253, 24538, 27004, 33755, 36807, 37680, 40506, 49076, 54008, 61345, 67510, 73614, 81012, 98152, 101265, 108016, 122690, 135020, 147228, 162024, 184035, 196304, 202530, 245380, 270040, 294456, 324048, 368070, 405060, 490760, 527567, 540080, 588912, 736140, 810120, 981520, 1055134, 1472280, 1582701, 1620240, 1926233, 2110268, 2637835, 2944560, 3165402, 3852466, 4220536, 5275670, 5778699, 6330804, 7704932, 7913505, 8441072, 9631165, 10551340, 11557398, 12661608, 15409864, 15827010, 19262330, 21102680, 23114796, 25323216, 28893495, 30819728, 31654020, 38524660, 42205360, 46229592, 57786990, 63308040, 77049320, 82828019, 92459184, 115573980, 126616080, 154098640, 165656038, 231147960, 248484057, 331312076, 414140095, 462295920, 496968114, 662624152, 828280190, 993936228, 1242420285, 1325248304, 1656560380, 1987872456, 2484840570, 3313120760, 3975744912, 4969681140, 6626241520, 9939362280, 19878724560]

約数ペア:

[(1, 19878724560), (2, 9939362280), (3, 6626241520), (4, 4969681140), (5, 3975744912), (6, 3313120760), (8, 2484840570), (10, 1987872456), (12, 1656560380), (15, 1325248304), (16, 1242420285), (20, 993936228), (24, 828280190), (30, 662624152), (40, 496968114), (43, 462295920), (48, 414140095), (60, 331312076), (80, 248484057), (86, 231147960), (120, 165656038), (129, 154098640), (157, 126616080), (172, 115573980), (215, 92459184), (240, 82828019), (258, 77049320), (314, 63308040), (344, 57786990), (430, 46229592), (471, 42205360), (516, 38524660), (628, 31654020), (645, 30819728), (688, 28893495), (785, 25323216), (860, 23114796), (942, 21102680), (1032, 19262330), (1256, 15827010), (1290, 15409864), (1570, 12661608), (1720, 11557398), (1884, 10551340), (2064, 9631165), (2355, 8441072), (2512, 7913505), (2580, 7704932), (3140, 6330804), (3440, 5778699), (3768, 5275670), (4710, 4220536), (5160, 3852466), (6280, 3165402), (6751, 2944560), (7536, 2637835), (9420, 2110268), (10320, 1926233), (12269, 1620240), (12560, 1582701), (13502, 1472280), (18840, 1055134), (20253, 981520), (24538, 810120), (27004, 736140), (33755, 588912), (36807, 540080), (37680, 527567), (40506, 490760), (49076, 405060), (54008, 368070), (61345, 324048), (67510, 294456), (73614, 270040), (81012, 245380), (98152, 202530), (101265, 196304), (108016, 184035), (122690, 162024), (135020, 147228)]