155519560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:132

約数の個数: 256

約数和(自身を含む): 464486400

約数和(自身を除く): 308966840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 31, 35, 38, 40, 41, 46, 56, 62, 70, 76, 82, 92, 95, 115, 124, 133, 140, 152, 155, 161, 164, 184, 190, 205, 217, 230, 248, 266, 280, 287, 310, 322, 328, 380, 410, 434, 437, 460, 532, 574, 589, 620, 644, 665, 713, 760, 779, 805, 820, 868, 874, 920, 943, 1064, 1085, 1148, 1178, 1240, 1271, 1288, 1330, 1426, 1435, 1558, 1610, 1640, 1736, 1748, 1886, 2170, 2185, 2296, 2356, 2542, 2660, 2852, 2870, 2945, 3059, 3116, 3220, 3496, 3565, 3772, 3895, 4123, 4340, 4370, 4712, 4715, 4991, 5084, 5320, 5453, 5704, 5740, 5890, 6118, 6232, 6355, 6440, 6601, 7130, 7544, 7790, 8246, 8680, 8740, 8897, 9430, 9982, 10168, 10906, 11480, 11780, 12236, 12710, 13202, 13547, 14260, 15295, 15580, 16492, 17480, 17794, 17917, 18860, 19964, 20615, 21812, 23560, 24149, 24472, 24955, 25420, 26404, 27094, 27265, 28520, 29233, 30590, 31160, 32984, 33005, 35588, 35834, 37720, 39928, 41230, 43624, 44485, 48298, 49910, 50840, 52808, 54188, 54530, 58466, 61180, 66010, 67735, 71176, 71668, 82460, 88970, 89585, 94829, 96596, 99820, 108376, 109060, 116932, 120745, 122360, 125419, 132020, 135470, 143336, 146165, 164920, 169043, 177940, 179170, 189658, 193192, 199640, 204631, 218120, 233864, 241490, 250838, 264040, 270940, 292330, 338086, 355880, 358340, 379316, 409262, 474145, 482980, 501676, 541880, 555427, 584660, 627095, 676172, 716680, 758632, 818524, 845215, 948290, 965960, 1003352, 1023155, 1110854, 1169320, 1254190, 1352344, 1637048, 1690430, 1896580, 2046310, 2221708, 2508380, 2777135, 3380860, 3793160, 3887989, 4092620, 4443416, 5016760, 5554270, 6761720, 7775978, 8185240, 11108540, 15551956, 19439945, 22217080, 31103912, 38879890, 77759780, 155519560]

約数ペア:

[(1, 155519560), (2, 77759780), (4, 38879890), (5, 31103912), (7, 22217080), (8, 19439945), (10, 15551956), (14, 11108540), (19, 8185240), (20, 7775978), (23, 6761720), (28, 5554270), (31, 5016760), (35, 4443416), (38, 4092620), (40, 3887989), (41, 3793160), (46, 3380860), (56, 2777135), (62, 2508380), (70, 2221708), (76, 2046310), (82, 1896580), (92, 1690430), (95, 1637048), (115, 1352344), (124, 1254190), (133, 1169320), (140, 1110854), (152, 1023155), (155, 1003352), (161, 965960), (164, 948290), (184, 845215), (190, 818524), (205, 758632), (217, 716680), (230, 676172), (248, 627095), (266, 584660), (280, 555427), (287, 541880), (310, 501676), (322, 482980), (328, 474145), (380, 409262), (410, 379316), (434, 358340), (437, 355880), (460, 338086), (532, 292330), (574, 270940), (589, 264040), (620, 250838), (644, 241490), (665, 233864), (713, 218120), (760, 204631), (779, 199640), (805, 193192), (820, 189658), (868, 179170), (874, 177940), (920, 169043), (943, 164920), (1064, 146165), (1085, 143336), (1148, 135470), (1178, 132020), (1240, 125419), (1271, 122360), (1288, 120745), (1330, 116932), (1426, 109060), (1435, 108376), (1558, 99820), (1610, 96596), (1640, 94829), (1736, 89585), (1748, 88970), (1886, 82460), (2170, 71668), (2185, 71176), (2296, 67735), (2356, 66010), (2542, 61180), (2660, 58466), (2852, 54530), (2870, 54188), (2945, 52808), (3059, 50840), (3116, 49910), (3220, 48298), (3496, 44485), (3565, 43624), (3772, 41230), (3895, 39928), (4123, 37720), (4340, 35834), (4370, 35588), (4712, 33005), (4715, 32984), (4991, 31160), (5084, 30590), (5320, 29233), (5453, 28520), (5704, 27265), (5740, 27094), (5890, 26404), (6118, 25420), (6232, 24955), (6355, 24472), (6440, 24149), (6601, 23560), (7130, 21812), (7544, 20615), (7790, 19964), (8246, 18860), (8680, 17917), (8740, 17794), (8897, 17480), (9430, 16492), (9982, 15580), (10168, 15295), (10906, 14260), (11480, 13547), (11780, 13202), (12236, 12710)]