61647840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1433

約数の個数: 144

約数和(自身を含む): 217316736

約数和(自身を除く): 155668896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1381, 1395, 1440, 1488, 1860, 2232, 2480, 2762, 2790, 2976, 3720, 4143, 4464, 4960, 5524, 5580, 6905, 7440, 8286, 8928, 11048, 11160, 12429, 13810, 14880, 16572, 20715, 22096, 22320, 24858, 27620, 33144, 41430, 42811, 44192, 44640, 49716, 55240, 62145, 66288, 82860, 85622, 99432, 110480, 124290, 128433, 132576, 165720, 171244, 198864, 214055, 220960, 248580, 256866, 331440, 342488, 385299, 397728, 428110, 497160, 513732, 642165, 662880, 684976, 770598, 856220, 994320, 1027464, 1284330, 1369952, 1541196, 1712440, 1926495, 1988640, 2054928, 2568660, 3082392, 3424880, 3852990, 4109856, 5137320, 6164784, 6849760, 7705980, 10274640, 12329568, 15411960, 20549280, 30823920, 61647840]

約数ペア:

[(1, 61647840), (2, 30823920), (3, 20549280), (4, 15411960), (5, 12329568), (6, 10274640), (8, 7705980), (9, 6849760), (10, 6164784), (12, 5137320), (15, 4109856), (16, 3852990), (18, 3424880), (20, 3082392), (24, 2568660), (30, 2054928), (31, 1988640), (32, 1926495), (36, 1712440), (40, 1541196), (45, 1369952), (48, 1284330), (60, 1027464), (62, 994320), (72, 856220), (80, 770598), (90, 684976), (93, 662880), (96, 642165), (120, 513732), (124, 497160), (144, 428110), (155, 397728), (160, 385299), (180, 342488), (186, 331440), (240, 256866), (248, 248580), (279, 220960), (288, 214055), (310, 198864), (360, 171244), (372, 165720), (465, 132576), (480, 128433), (496, 124290), (558, 110480), (620, 99432), (720, 85622), (744, 82860), (930, 66288), (992, 62145), (1116, 55240), (1240, 49716), (1381, 44640), (1395, 44192), (1440, 42811), (1488, 41430), (1860, 33144), (2232, 27620), (2480, 24858), (2762, 22320), (2790, 22096), (2976, 20715), (3720, 16572), (4143, 14880), (4464, 13810), (4960, 12429), (5524, 11160), (5580, 11048), (6905, 8928), (7440, 8286)]