18374982920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{2767}}^1$

素因数の和:3463

約数の個数: 128

約数和(自身を含む): 48620252160

約数和(自身を除く): 30245269240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 641, 740, 1036, 1282, 1295, 1480, 2072, 2564, 2590, 2767, 3205, 4487, 5128, 5180, 5534, 6410, 8974, 10360, 11068, 12820, 13835, 17948, 19369, 22136, 22435, 23717, 25640, 27670, 35896, 38738, 44870, 47434, 55340, 77476, 89740, 94868, 96845, 102379, 110680, 118585, 154952, 166019, 179480, 189736, 193690, 204758, 237170, 332038, 387380, 409516, 474340, 511895, 664076, 716653, 774760, 819032, 830095, 948680, 1023790, 1328152, 1433306, 1660190, 1773647, 2047580, 2866612, 3320380, 3547294, 3583265, 4095160, 5733224, 6640760, 7094588, 7166530, 8868235, 12415529, 14189176, 14333060, 17736470, 24831058, 28666120, 35472940, 49662116, 62077645, 65624939, 70945880, 99324232, 124155290, 131249878, 248310580, 262499756, 328124695, 459374573, 496621160, 524999512, 656249390, 918749146, 1312498780, 1837498292, 2296872865, 2624997560, 3674996584, 4593745730, 9187491460, 18374982920]

約数ペア:

[(1, 18374982920), (2, 9187491460), (4, 4593745730), (5, 3674996584), (7, 2624997560), (8, 2296872865), (10, 1837498292), (14, 1312498780), (20, 918749146), (28, 656249390), (35, 524999512), (37, 496621160), (40, 459374573), (56, 328124695), (70, 262499756), (74, 248310580), (140, 131249878), (148, 124155290), (185, 99324232), (259, 70945880), (280, 65624939), (296, 62077645), (370, 49662116), (518, 35472940), (641, 28666120), (740, 24831058), (1036, 17736470), (1282, 14333060), (1295, 14189176), (1480, 12415529), (2072, 8868235), (2564, 7166530), (2590, 7094588), (2767, 6640760), (3205, 5733224), (4487, 4095160), (5128, 3583265), (5180, 3547294), (5534, 3320380), (6410, 2866612), (8974, 2047580), (10360, 1773647), (11068, 1660190), (12820, 1433306), (13835, 1328152), (17948, 1023790), (19369, 948680), (22136, 830095), (22435, 819032), (23717, 774760), (25640, 716653), (27670, 664076), (35896, 511895), (38738, 474340), (44870, 409516), (47434, 387380), (55340, 332038), (77476, 237170), (89740, 204758), (94868, 193690), (96845, 189736), (102379, 179480), (110680, 166019), (118585, 154952)]