7218634640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{2131}}^1$

素因数の和:2437

約数の個数: 160

約数和(自身を含む): 20100427776

約数和(自身を除く): 12881793136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 263, 280, 322, 368, 460, 526, 560, 644, 805, 920, 1052, 1288, 1315, 1610, 1840, 1841, 2104, 2131, 2576, 2630, 3220, 3682, 4208, 4262, 5260, 6049, 6440, 7364, 8524, 9205, 10520, 10655, 12098, 12880, 14728, 14917, 17048, 18410, 21040, 21310, 24196, 29456, 29834, 30245, 34096, 36820, 42343, 42620, 48392, 49013, 59668, 60490, 73640, 74585, 84686, 85240, 96784, 98026, 119336, 120980, 147280, 149170, 169372, 170480, 196052, 211715, 238672, 241960, 245065, 298340, 338744, 343091, 392104, 423430, 483920, 490130, 560453, 596680, 677488, 686182, 784208, 846860, 980260, 1120906, 1193360, 1372364, 1693720, 1715455, 1960520, 2241812, 2744728, 2802265, 3387440, 3430910, 3921040, 3923171, 4483624, 5489456, 5604530, 6861820, 7846342, 8967248, 11209060, 12890419, 13723640, 15692684, 19615855, 22418120, 25780838, 27447280, 31385368, 39231710, 44836240, 51561676, 62770736, 64452095, 78463420, 90232933, 103123352, 128904190, 156926840, 180465866, 206246704, 257808380, 313853680, 360931732, 451164665, 515616760, 721863464, 902329330, 1031233520, 1443726928, 1804658660, 3609317320, 7218634640]

約数ペア:

[(1, 7218634640), (2, 3609317320), (4, 1804658660), (5, 1443726928), (7, 1031233520), (8, 902329330), (10, 721863464), (14, 515616760), (16, 451164665), (20, 360931732), (23, 313853680), (28, 257808380), (35, 206246704), (40, 180465866), (46, 156926840), (56, 128904190), (70, 103123352), (80, 90232933), (92, 78463420), (112, 64452095), (115, 62770736), (140, 51561676), (161, 44836240), (184, 39231710), (230, 31385368), (263, 27447280), (280, 25780838), (322, 22418120), (368, 19615855), (460, 15692684), (526, 13723640), (560, 12890419), (644, 11209060), (805, 8967248), (920, 7846342), (1052, 6861820), (1288, 5604530), (1315, 5489456), (1610, 4483624), (1840, 3923171), (1841, 3921040), (2104, 3430910), (2131, 3387440), (2576, 2802265), (2630, 2744728), (3220, 2241812), (3682, 1960520), (4208, 1715455), (4262, 1693720), (5260, 1372364), (6049, 1193360), (6440, 1120906), (7364, 980260), (8524, 846860), (9205, 784208), (10520, 686182), (10655, 677488), (12098, 596680), (12880, 560453), (14728, 490130), (14917, 483920), (17048, 423430), (18410, 392104), (21040, 343091), (21310, 338744), (24196, 298340), (29456, 245065), (29834, 241960), (30245, 238672), (34096, 211715), (36820, 196052), (42343, 170480), (42620, 169372), (48392, 149170), (49013, 147280), (59668, 120980), (60490, 119336), (73640, 98026), (74585, 96784), (84686, 85240)]