66888990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 160

約数和(自身を含む): 210760704

約数和(自身を除く): 143871714

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 47, 54, 63, 70, 81, 90, 94, 105, 126, 135, 141, 162, 189, 210, 235, 251, 270, 282, 315, 329, 378, 405, 423, 470, 502, 567, 630, 658, 705, 753, 810, 846, 945, 987, 1134, 1255, 1269, 1410, 1506, 1645, 1757, 1890, 1974, 2115, 2259, 2510, 2538, 2835, 2961, 3290, 3514, 3765, 3807, 4230, 4518, 4935, 5271, 5670, 5922, 6345, 6777, 7530, 7614, 8785, 8883, 9870, 10542, 11295, 11797, 12690, 13554, 14805, 15813, 17570, 17766, 19035, 20331, 22590, 23594, 26355, 26649, 29610, 31626, 33885, 35391, 38070, 40662, 44415, 47439, 52710, 53298, 58985, 67770, 70782, 79065, 82579, 88830, 94878, 101655, 106173, 117970, 133245, 142317, 158130, 165158, 176955, 203310, 212346, 237195, 247737, 266490, 284634, 318519, 353910, 412895, 474390, 495474, 530865, 637038, 711585, 743211, 825790, 955557, 1061730, 1238685, 1423170, 1486422, 1592595, 1911114, 2229633, 2477370, 3185190, 3716055, 4459266, 4777785, 6688899, 7432110, 9555570, 11148165, 13377798, 22296330, 33444495, 66888990]

約数ペア:

[(1, 66888990), (2, 33444495), (3, 22296330), (5, 13377798), (6, 11148165), (7, 9555570), (9, 7432110), (10, 6688899), (14, 4777785), (15, 4459266), (18, 3716055), (21, 3185190), (27, 2477370), (30, 2229633), (35, 1911114), (42, 1592595), (45, 1486422), (47, 1423170), (54, 1238685), (63, 1061730), (70, 955557), (81, 825790), (90, 743211), (94, 711585), (105, 637038), (126, 530865), (135, 495474), (141, 474390), (162, 412895), (189, 353910), (210, 318519), (235, 284634), (251, 266490), (270, 247737), (282, 237195), (315, 212346), (329, 203310), (378, 176955), (405, 165158), (423, 158130), (470, 142317), (502, 133245), (567, 117970), (630, 106173), (658, 101655), (705, 94878), (753, 88830), (810, 82579), (846, 79065), (945, 70782), (987, 67770), (1134, 58985), (1255, 53298), (1269, 52710), (1410, 47439), (1506, 44415), (1645, 40662), (1757, 38070), (1890, 35391), (1974, 33885), (2115, 31626), (2259, 29610), (2510, 26649), (2538, 26355), (2835, 23594), (2961, 22590), (3290, 20331), (3514, 19035), (3765, 17766), (3807, 17570), (4230, 15813), (4518, 14805), (4935, 13554), (5271, 12690), (5670, 11797), (5922, 11295), (6345, 10542), (6777, 9870), (7530, 8883), (7614, 8785)]