156865520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 160

約数和(自身を含む): 458542080

約数和(自身を除く): 301676560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 80, 92, 95, 112, 115, 133, 140, 152, 161, 184, 190, 230, 266, 280, 304, 322, 368, 380, 437, 460, 532, 560, 641, 644, 665, 760, 805, 874, 920, 1064, 1282, 1288, 1330, 1520, 1610, 1748, 1840, 2128, 2185, 2564, 2576, 2660, 3059, 3205, 3220, 3496, 4370, 4487, 5128, 5320, 6118, 6410, 6440, 6992, 8740, 8974, 10256, 10640, 12179, 12236, 12820, 12880, 14743, 15295, 17480, 17948, 22435, 24358, 24472, 25640, 29486, 30590, 34960, 35896, 44870, 48716, 48944, 51280, 58972, 60895, 61180, 71792, 73715, 85253, 89740, 97432, 103201, 117944, 121790, 122360, 147430, 170506, 179480, 194864, 206402, 235888, 243580, 244720, 280117, 294860, 341012, 358960, 412804, 426265, 487160, 516005, 560234, 589720, 682024, 825608, 852530, 974320, 1032010, 1120468, 1179440, 1364048, 1400585, 1651216, 1705060, 1960819, 2064020, 2240936, 2801170, 3410120, 3921638, 4128040, 4481872, 5602340, 6820240, 7843276, 8256080, 9804095, 11204680, 15686552, 19608190, 22409360, 31373104, 39216380, 78432760, 156865520]

約数ペア:

[(1, 156865520), (2, 78432760), (4, 39216380), (5, 31373104), (7, 22409360), (8, 19608190), (10, 15686552), (14, 11204680), (16, 9804095), (19, 8256080), (20, 7843276), (23, 6820240), (28, 5602340), (35, 4481872), (38, 4128040), (40, 3921638), (46, 3410120), (56, 2801170), (70, 2240936), (76, 2064020), (80, 1960819), (92, 1705060), (95, 1651216), (112, 1400585), (115, 1364048), (133, 1179440), (140, 1120468), (152, 1032010), (161, 974320), (184, 852530), (190, 825608), (230, 682024), (266, 589720), (280, 560234), (304, 516005), (322, 487160), (368, 426265), (380, 412804), (437, 358960), (460, 341012), (532, 294860), (560, 280117), (641, 244720), (644, 243580), (665, 235888), (760, 206402), (805, 194864), (874, 179480), (920, 170506), (1064, 147430), (1282, 122360), (1288, 121790), (1330, 117944), (1520, 103201), (1610, 97432), (1748, 89740), (1840, 85253), (2128, 73715), (2185, 71792), (2564, 61180), (2576, 60895), (2660, 58972), (3059, 51280), (3205, 48944), (3220, 48716), (3496, 44870), (4370, 35896), (4487, 34960), (5128, 30590), (5320, 29486), (6118, 25640), (6410, 24472), (6440, 24358), (6992, 22435), (8740, 17948), (8974, 17480), (10256, 15295), (10640, 14743), (12179, 12880), (12236, 12820)]