81940463760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{64577}}^1$

素因数の和:64921

約数の個数: 160

約数和(自身を含む): 269826515712

約数和(自身を除く): 187886051952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 311, 340, 408, 510, 622, 680, 816, 933, 1020, 1244, 1360, 1555, 1866, 2040, 2488, 3110, 3732, 4080, 4665, 4976, 5287, 6220, 7464, 9330, 10574, 12440, 14928, 15861, 18660, 21148, 24880, 26435, 31722, 37320, 42296, 52870, 63444, 64577, 74640, 79305, 84592, 105740, 126888, 129154, 158610, 193731, 211480, 253776, 258308, 317220, 322885, 387462, 422960, 516616, 634440, 645770, 774924, 968655, 1033232, 1097809, 1268880, 1291540, 1549848, 1937310, 2195618, 2583080, 3099696, 3293427, 3874620, 4391236, 5166160, 5489045, 6586854, 7749240, 8782472, 10978090, 13173708, 15498480, 16467135, 17564944, 20083447, 21956180, 26347416, 32934270, 40166894, 43912360, 52694832, 60250341, 65868540, 80333788, 87824720, 100417235, 120500682, 131737080, 160667576, 200834470, 241001364, 263474160, 301251705, 321335152, 341418599, 401668940, 482002728, 602503410, 682837198, 803337880, 964005456, 1024255797, 1205006820, 1365674396, 1606675760, 1707092995, 2048511594, 2410013640, 2731348792, 3414185990, 4097023188, 4820027280, 5121278985, 5462697584, 6828371980, 8194046376, 10242557970, 13656743960, 16388092752, 20485115940, 27313487920, 40970231880, 81940463760]

約数ペア:

[(1, 81940463760), (2, 40970231880), (3, 27313487920), (4, 20485115940), (5, 16388092752), (6, 13656743960), (8, 10242557970), (10, 8194046376), (12, 6828371980), (15, 5462697584), (16, 5121278985), (17, 4820027280), (20, 4097023188), (24, 3414185990), (30, 2731348792), (34, 2410013640), (40, 2048511594), (48, 1707092995), (51, 1606675760), (60, 1365674396), (68, 1205006820), (80, 1024255797), (85, 964005456), (102, 803337880), (120, 682837198), (136, 602503410), (170, 482002728), (204, 401668940), (240, 341418599), (255, 321335152), (272, 301251705), (311, 263474160), (340, 241001364), (408, 200834470), (510, 160667576), (622, 131737080), (680, 120500682), (816, 100417235), (933, 87824720), (1020, 80333788), (1244, 65868540), (1360, 60250341), (1555, 52694832), (1866, 43912360), (2040, 40166894), (2488, 32934270), (3110, 26347416), (3732, 21956180), (4080, 20083447), (4665, 17564944), (4976, 16467135), (5287, 15498480), (6220, 13173708), (7464, 10978090), (9330, 8782472), (10574, 7749240), (12440, 6586854), (14928, 5489045), (15861, 5166160), (18660, 4391236), (21148, 3874620), (24880, 3293427), (26435, 3099696), (31722, 2583080), (37320, 2195618), (42296, 1937310), (52870, 1549848), (63444, 1291540), (64577, 1268880), (74640, 1097809), (79305, 1033232), (84592, 968655), (105740, 774924), (126888, 645770), (129154, 634440), (158610, 516616), (193731, 422960), (211480, 387462), (253776, 322885), (258308, 317220)]