660331440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:769

約数の個数: 200

約数和(自身を含む): 2310195888

約数和(自身を除く): 1649864448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 181, 216, 240, 270, 324, 360, 362, 405, 432, 540, 543, 563, 648, 720, 724, 810, 905, 1080, 1086, 1126, 1296, 1448, 1620, 1629, 1689, 1810, 2160, 2172, 2252, 2715, 2815, 2896, 3240, 3258, 3378, 3620, 4344, 4504, 4887, 5067, 5430, 5630, 6480, 6516, 6756, 7240, 8145, 8445, 8688, 9008, 9774, 10134, 10860, 11260, 13032, 13512, 14480, 14661, 15201, 16290, 16890, 19548, 20268, 21720, 22520, 24435, 25335, 26064, 27024, 29322, 30402, 32580, 33780, 39096, 40536, 43440, 45040, 45603, 48870, 50670, 58644, 60804, 65160, 67560, 73305, 76005, 78192, 81072, 91206, 97740, 101340, 101903, 117288, 121608, 130320, 135120, 146610, 152010, 182412, 195480, 202680, 203806, 228015, 234576, 243216, 293220, 304020, 305709, 364824, 390960, 405360, 407612, 456030, 509515, 586440, 608040, 611418, 729648, 815224, 912060, 917127, 1019030, 1172880, 1216080, 1222836, 1528545, 1630448, 1824120, 1834254, 2038060, 2445672, 2751381, 3057090, 3648240, 3668508, 4076120, 4585635, 4891344, 5502762, 6114180, 7337016, 8152240, 8254143, 9171270, 11005524, 12228360, 13756905, 14674032, 16508286, 18342540, 22011048, 24456720, 27513810, 33016572, 36685080, 41270715, 44022096, 55027620, 66033144, 73370160, 82541430, 110055240, 132066288, 165082860, 220110480, 330165720, 660331440]

約数ペア:

[(1, 660331440), (2, 330165720), (3, 220110480), (4, 165082860), (5, 132066288), (6, 110055240), (8, 82541430), (9, 73370160), (10, 66033144), (12, 55027620), (15, 44022096), (16, 41270715), (18, 36685080), (20, 33016572), (24, 27513810), (27, 24456720), (30, 22011048), (36, 18342540), (40, 16508286), (45, 14674032), (48, 13756905), (54, 12228360), (60, 11005524), (72, 9171270), (80, 8254143), (81, 8152240), (90, 7337016), (108, 6114180), (120, 5502762), (135, 4891344), (144, 4585635), (162, 4076120), (180, 3668508), (181, 3648240), (216, 3057090), (240, 2751381), (270, 2445672), (324, 2038060), (360, 1834254), (362, 1824120), (405, 1630448), (432, 1528545), (540, 1222836), (543, 1216080), (563, 1172880), (648, 1019030), (720, 917127), (724, 912060), (810, 815224), (905, 729648), (1080, 611418), (1086, 608040), (1126, 586440), (1296, 509515), (1448, 456030), (1620, 407612), (1629, 405360), (1689, 390960), (1810, 364824), (2160, 305709), (2172, 304020), (2252, 293220), (2715, 243216), (2815, 234576), (2896, 228015), (3240, 203806), (3258, 202680), (3378, 195480), (3620, 182412), (4344, 152010), (4504, 146610), (4887, 135120), (5067, 130320), (5430, 121608), (5630, 117288), (6480, 101903), (6516, 101340), (6756, 97740), (7240, 91206), (8145, 81072), (8445, 78192), (8688, 76005), (9008, 73305), (9774, 67560), (10134, 65160), (10860, 60804), (11260, 58644), (13032, 50670), (13512, 48870), (14480, 45603), (14661, 45040), (15201, 43440), (16290, 40536), (16890, 39096), (19548, 33780), (20268, 32580), (21720, 30402), (22520, 29322), (24435, 27024), (25335, 26064)]