178165728

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2069}}^1$

素因数の和:2121

約数の個数: 144

約数和(自身を含む): 569630880

約数和(自身を除く): 391465152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 288, 299, 312, 368, 414, 416, 468, 552, 598, 624, 736, 828, 897, 936, 1104, 1196, 1248, 1656, 1794, 1872, 2069, 2208, 2392, 2691, 3312, 3588, 3744, 4138, 4784, 5382, 6207, 6624, 7176, 8276, 9568, 10764, 12414, 14352, 16552, 18621, 21528, 24828, 26897, 28704, 33104, 37242, 43056, 47587, 49656, 53794, 66208, 74484, 80691, 86112, 95174, 99312, 107588, 142761, 148968, 161382, 190348, 198624, 215176, 242073, 285522, 297936, 322764, 380696, 428283, 430352, 484146, 571044, 595872, 618631, 645528, 761392, 856566, 860704, 968292, 1142088, 1237262, 1291056, 1522784, 1713132, 1855893, 1936584, 2284176, 2474524, 2582112, 3426264, 3711786, 3873168, 4568352, 4949048, 5567679, 6852528, 7423572, 7746336, 9898096, 11135358, 13705056, 14847144, 19796192, 22270716, 29694288, 44541432, 59388576, 89082864, 178165728]

約数ペア:

[(1, 178165728), (2, 89082864), (3, 59388576), (4, 44541432), (6, 29694288), (8, 22270716), (9, 19796192), (12, 14847144), (13, 13705056), (16, 11135358), (18, 9898096), (23, 7746336), (24, 7423572), (26, 6852528), (32, 5567679), (36, 4949048), (39, 4568352), (46, 3873168), (48, 3711786), (52, 3426264), (69, 2582112), (72, 2474524), (78, 2284176), (92, 1936584), (96, 1855893), (104, 1713132), (117, 1522784), (138, 1291056), (144, 1237262), (156, 1142088), (184, 968292), (207, 860704), (208, 856566), (234, 761392), (276, 645528), (288, 618631), (299, 595872), (312, 571044), (368, 484146), (414, 430352), (416, 428283), (468, 380696), (552, 322764), (598, 297936), (624, 285522), (736, 242073), (828, 215176), (897, 198624), (936, 190348), (1104, 161382), (1196, 148968), (1248, 142761), (1656, 107588), (1794, 99312), (1872, 95174), (2069, 86112), (2208, 80691), (2392, 74484), (2691, 66208), (3312, 53794), (3588, 49656), (3744, 47587), (4138, 43056), (4784, 37242), (5382, 33104), (6207, 28704), (6624, 26897), (7176, 24828), (8276, 21528), (9568, 18621), (10764, 16552), (12414, 14352)]