156771090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1917

約数の個数: 144

約数和(自身を含む): 499374720

約数和(自身を除く): 342603630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 665, 735, 798, 855, 882, 931, 1197, 1330, 1470, 1710, 1862, 1871, 1995, 2205, 2394, 2793, 3742, 3990, 4410, 4655, 5586, 5613, 5985, 8379, 9310, 9355, 11226, 11970, 13097, 13965, 16758, 16839, 18710, 26194, 27930, 28065, 33678, 35549, 39291, 41895, 56130, 65485, 71098, 78582, 83790, 84195, 91679, 106647, 117873, 130970, 168390, 177745, 183358, 196455, 213294, 235746, 248843, 275037, 319941, 355490, 392910, 458395, 497686, 533235, 550074, 589365, 639882, 746529, 825111, 916790, 1066470, 1178730, 1244215, 1375185, 1493058, 1599705, 1650222, 1741901, 2239587, 2488430, 2750370, 3199410, 3483802, 3732645, 4125555, 4479174, 5225703, 7465290, 8251110, 8709505, 10451406, 11197935, 15677109, 17419010, 22395870, 26128515, 31354218, 52257030, 78385545, 156771090]

約数ペア:

[(1, 156771090), (2, 78385545), (3, 52257030), (5, 31354218), (6, 26128515), (7, 22395870), (9, 17419010), (10, 15677109), (14, 11197935), (15, 10451406), (18, 8709505), (19, 8251110), (21, 7465290), (30, 5225703), (35, 4479174), (38, 4125555), (42, 3732645), (45, 3483802), (49, 3199410), (57, 2750370), (63, 2488430), (70, 2239587), (90, 1741901), (95, 1650222), (98, 1599705), (105, 1493058), (114, 1375185), (126, 1244215), (133, 1178730), (147, 1066470), (171, 916790), (190, 825111), (210, 746529), (245, 639882), (266, 589365), (285, 550074), (294, 533235), (315, 497686), (342, 458395), (399, 392910), (441, 355490), (490, 319941), (570, 275037), (630, 248843), (665, 235746), (735, 213294), (798, 196455), (855, 183358), (882, 177745), (931, 168390), (1197, 130970), (1330, 117873), (1470, 106647), (1710, 91679), (1862, 84195), (1871, 83790), (1995, 78582), (2205, 71098), (2394, 65485), (2793, 56130), (3742, 41895), (3990, 39291), (4410, 35549), (4655, 33678), (5586, 28065), (5613, 27930), (5985, 26194), (8379, 18710), (9310, 16839), (9355, 16758), (11226, 13965), (11970, 13097)]