156418640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:341

約数の個数: 160

約数和(自身を含む): 446519040

約数和(自身を除く): 290100400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 61, 70, 76, 80, 95, 112, 122, 133, 140, 152, 190, 241, 244, 266, 280, 304, 305, 380, 427, 482, 488, 532, 560, 610, 665, 760, 854, 964, 976, 1064, 1159, 1205, 1220, 1330, 1520, 1687, 1708, 1928, 2128, 2135, 2318, 2410, 2440, 2660, 3374, 3416, 3856, 4270, 4579, 4636, 4820, 4880, 5320, 5795, 6748, 6832, 8113, 8435, 8540, 9158, 9272, 9640, 10640, 11590, 13496, 14701, 16226, 16870, 17080, 18316, 18544, 19280, 22895, 23180, 26992, 29402, 32053, 32452, 33740, 34160, 36632, 40565, 45790, 46360, 58804, 64106, 64904, 67480, 73264, 73505, 81130, 91580, 92720, 102907, 117608, 128212, 129808, 134960, 147010, 160265, 162260, 183160, 205814, 235216, 256424, 279319, 294020, 320530, 324520, 366320, 411628, 512848, 514535, 558638, 588040, 641060, 649040, 823256, 1029070, 1117276, 1176080, 1282120, 1396595, 1646512, 1955233, 2058140, 2234552, 2564240, 2793190, 3910466, 4116280, 4469104, 5586380, 7820932, 8232560, 9776165, 11172760, 15641864, 19552330, 22345520, 31283728, 39104660, 78209320, 156418640]

約数ペア:

[(1, 156418640), (2, 78209320), (4, 39104660), (5, 31283728), (7, 22345520), (8, 19552330), (10, 15641864), (14, 11172760), (16, 9776165), (19, 8232560), (20, 7820932), (28, 5586380), (35, 4469104), (38, 4116280), (40, 3910466), (56, 2793190), (61, 2564240), (70, 2234552), (76, 2058140), (80, 1955233), (95, 1646512), (112, 1396595), (122, 1282120), (133, 1176080), (140, 1117276), (152, 1029070), (190, 823256), (241, 649040), (244, 641060), (266, 588040), (280, 558638), (304, 514535), (305, 512848), (380, 411628), (427, 366320), (482, 324520), (488, 320530), (532, 294020), (560, 279319), (610, 256424), (665, 235216), (760, 205814), (854, 183160), (964, 162260), (976, 160265), (1064, 147010), (1159, 134960), (1205, 129808), (1220, 128212), (1330, 117608), (1520, 102907), (1687, 92720), (1708, 91580), (1928, 81130), (2128, 73505), (2135, 73264), (2318, 67480), (2410, 64904), (2440, 64106), (2660, 58804), (3374, 46360), (3416, 45790), (3856, 40565), (4270, 36632), (4579, 34160), (4636, 33740), (4820, 32452), (4880, 32053), (5320, 29402), (5795, 26992), (6748, 23180), (6832, 22895), (8113, 19280), (8435, 18544), (8540, 18316), (9158, 17080), (9272, 16870), (9640, 16226), (10640, 14701), (11590, 13496)]