71721104

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 180488448

約数和(自身を除く): 108767344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 227, 248, 364, 392, 403, 434, 454, 496, 637, 728, 784, 806, 868, 908, 1274, 1456, 1519, 1589, 1612, 1736, 1816, 2548, 2821, 2951, 3038, 3178, 3224, 3472, 3632, 5096, 5642, 5902, 6076, 6356, 6448, 7037, 10192, 11123, 11284, 11804, 12152, 12712, 14074, 19747, 20657, 22246, 22568, 23608, 24304, 25424, 28148, 39494, 41314, 44492, 45136, 47216, 49259, 56296, 78988, 82628, 88984, 91481, 98518, 112592, 144599, 157976, 165256, 177968, 182962, 197036, 289198, 315952, 330512, 344813, 365924, 394072, 578396, 640367, 689626, 731848, 788144, 1156792, 1280734, 1379252, 1463696, 2313584, 2561468, 2758504, 4482569, 5122936, 5517008, 8965138, 10245872, 17930276, 35860552, 71721104]

約数ペア:

[(1, 71721104), (2, 35860552), (4, 17930276), (7, 10245872), (8, 8965138), (13, 5517008), (14, 5122936), (16, 4482569), (26, 2758504), (28, 2561468), (31, 2313584), (49, 1463696), (52, 1379252), (56, 1280734), (62, 1156792), (91, 788144), (98, 731848), (104, 689626), (112, 640367), (124, 578396), (182, 394072), (196, 365924), (208, 344813), (217, 330512), (227, 315952), (248, 289198), (364, 197036), (392, 182962), (403, 177968), (434, 165256), (454, 157976), (496, 144599), (637, 112592), (728, 98518), (784, 91481), (806, 88984), (868, 82628), (908, 78988), (1274, 56296), (1456, 49259), (1519, 47216), (1589, 45136), (1612, 44492), (1736, 41314), (1816, 39494), (2548, 28148), (2821, 25424), (2951, 24304), (3038, 23608), (3178, 22568), (3224, 22246), (3472, 20657), (3632, 19747), (5096, 14074), (5642, 12712), (5902, 12152), (6076, 11804), (6356, 11284), (6448, 11123), (7037, 10192)]