309198780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8219}}^1$

素因数の和:8264

約数の個数: 144

約数和(自身を含む): 1077148800

約数和(自身を除く): 767950020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 8219, 9405, 12540, 16438, 18810, 24657, 32876, 37620, 41095, 49314, 73971, 82190, 90409, 98628, 123285, 147942, 156161, 164380, 180818, 246570, 271227, 295884, 312322, 361636, 369855, 452045, 468483, 493140, 542454, 624644, 739710, 780805, 813681, 904090, 936966, 1084908, 1356135, 1405449, 1479420, 1561610, 1627362, 1717771, 1808180, 1873932, 2342415, 2712270, 2810898, 3123220, 3254724, 3435542, 4068405, 4684830, 5153313, 5424540, 5621796, 6871084, 7027245, 8136810, 8588855, 9369660, 10306626, 14054490, 15459939, 16273620, 17177710, 20613252, 25766565, 28108980, 30919878, 34355420, 51533130, 61839756, 77299695, 103066260, 154599390, 309198780]

約数ペア:

[(1, 309198780), (2, 154599390), (3, 103066260), (4, 77299695), (5, 61839756), (6, 51533130), (9, 34355420), (10, 30919878), (11, 28108980), (12, 25766565), (15, 20613252), (18, 17177710), (19, 16273620), (20, 15459939), (22, 14054490), (30, 10306626), (33, 9369660), (36, 8588855), (38, 8136810), (44, 7027245), (45, 6871084), (55, 5621796), (57, 5424540), (60, 5153313), (66, 4684830), (76, 4068405), (90, 3435542), (95, 3254724), (99, 3123220), (110, 2810898), (114, 2712270), (132, 2342415), (165, 1873932), (171, 1808180), (180, 1717771), (190, 1627362), (198, 1561610), (209, 1479420), (220, 1405449), (228, 1356135), (285, 1084908), (330, 936966), (342, 904090), (380, 813681), (396, 780805), (418, 739710), (495, 624644), (570, 542454), (627, 493140), (660, 468483), (684, 452045), (836, 369855), (855, 361636), (990, 312322), (1045, 295884), (1140, 271227), (1254, 246570), (1710, 180818), (1881, 164380), (1980, 156161), (2090, 147942), (2508, 123285), (3135, 98628), (3420, 90409), (3762, 82190), (4180, 73971), (6270, 49314), (7524, 41095), (8219, 37620), (9405, 32876), (12540, 24657), (16438, 18810)]