251798580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1051}}^1$

素因数の和:1099

約数の個数: 144

約数和(自身を含む): 840909888

約数和(自身を除く): 589111308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1051, 1089, 1210, 1331, 1452, 1815, 1980, 2102, 2178, 2420, 2662, 3153, 3630, 3993, 4204, 4356, 5255, 5324, 5445, 6306, 6655, 7260, 7986, 9459, 10510, 10890, 11561, 11979, 12612, 13310, 15765, 15972, 18918, 19965, 21020, 21780, 23122, 23958, 26620, 31530, 34683, 37836, 39930, 46244, 47295, 47916, 57805, 59895, 63060, 69366, 79860, 94590, 104049, 115610, 119790, 127171, 138732, 173415, 189180, 208098, 231220, 239580, 254342, 346830, 381513, 416196, 508684, 520245, 635855, 693660, 763026, 1040490, 1144539, 1271710, 1398881, 1526052, 1907565, 2080980, 2289078, 2543420, 2797762, 3815130, 4196643, 4578156, 5595524, 5722695, 6994405, 7630260, 8393286, 11445390, 12589929, 13988810, 16786572, 20983215, 22890780, 25179858, 27977620, 41966430, 50359716, 62949645, 83932860, 125899290, 251798580]

約数ペア:

[(1, 251798580), (2, 125899290), (3, 83932860), (4, 62949645), (5, 50359716), (6, 41966430), (9, 27977620), (10, 25179858), (11, 22890780), (12, 20983215), (15, 16786572), (18, 13988810), (20, 12589929), (22, 11445390), (30, 8393286), (33, 7630260), (36, 6994405), (44, 5722695), (45, 5595524), (55, 4578156), (60, 4196643), (66, 3815130), (90, 2797762), (99, 2543420), (110, 2289078), (121, 2080980), (132, 1907565), (165, 1526052), (180, 1398881), (198, 1271710), (220, 1144539), (242, 1040490), (330, 763026), (363, 693660), (396, 635855), (484, 520245), (495, 508684), (605, 416196), (660, 381513), (726, 346830), (990, 254342), (1051, 239580), (1089, 231220), (1210, 208098), (1331, 189180), (1452, 173415), (1815, 138732), (1980, 127171), (2102, 119790), (2178, 115610), (2420, 104049), (2662, 94590), (3153, 79860), (3630, 69366), (3993, 63060), (4204, 59895), (4356, 57805), (5255, 47916), (5324, 47295), (5445, 46244), (6306, 39930), (6655, 37836), (7260, 34683), (7986, 31530), (9459, 26620), (10510, 23958), (10890, 23122), (11561, 21780), (11979, 21020), (12612, 19965), (13310, 18918), (15765, 15972)]