309181620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1222

約数の個数: 144

約数和(自身を含む): 978130944

約数和(自身を除く): 668949324

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 121, 132, 148, 165, 185, 220, 222, 242, 330, 363, 370, 407, 444, 484, 555, 605, 660, 726, 740, 814, 1110, 1151, 1210, 1221, 1452, 1628, 1815, 2035, 2220, 2302, 2420, 2442, 3453, 3630, 4070, 4477, 4604, 4884, 5755, 6105, 6906, 7260, 8140, 8954, 11510, 12210, 12661, 13431, 13812, 17265, 17908, 22385, 23020, 24420, 25322, 26862, 34530, 37983, 42587, 44770, 50644, 53724, 63305, 67155, 69060, 75966, 85174, 89540, 126610, 127761, 134310, 139271, 151932, 170348, 189915, 212935, 253220, 255522, 268620, 278542, 379830, 417813, 425870, 468457, 511044, 557084, 638805, 696355, 759660, 835626, 851740, 936914, 1277610, 1392710, 1405371, 1671252, 1873828, 2089065, 2342285, 2555220, 2785420, 2810742, 4178130, 4684570, 5153027, 5621484, 7026855, 8356260, 9369140, 10306054, 14053710, 15459081, 20612108, 25765135, 28107420, 30918162, 51530270, 61836324, 77295405, 103060540, 154590810, 309181620]

約数ペア:

[(1, 309181620), (2, 154590810), (3, 103060540), (4, 77295405), (5, 61836324), (6, 51530270), (10, 30918162), (11, 28107420), (12, 25765135), (15, 20612108), (20, 15459081), (22, 14053710), (30, 10306054), (33, 9369140), (37, 8356260), (44, 7026855), (55, 5621484), (60, 5153027), (66, 4684570), (74, 4178130), (110, 2810742), (111, 2785420), (121, 2555220), (132, 2342285), (148, 2089065), (165, 1873828), (185, 1671252), (220, 1405371), (222, 1392710), (242, 1277610), (330, 936914), (363, 851740), (370, 835626), (407, 759660), (444, 696355), (484, 638805), (555, 557084), (605, 511044), (660, 468457), (726, 425870), (740, 417813), (814, 379830), (1110, 278542), (1151, 268620), (1210, 255522), (1221, 253220), (1452, 212935), (1628, 189915), (1815, 170348), (2035, 151932), (2220, 139271), (2302, 134310), (2420, 127761), (2442, 126610), (3453, 89540), (3630, 85174), (4070, 75966), (4477, 69060), (4604, 67155), (4884, 63305), (5755, 53724), (6105, 50644), (6906, 44770), (7260, 42587), (8140, 37983), (8954, 34530), (11510, 26862), (12210, 25322), (12661, 24420), (13431, 23020), (13812, 22385), (17265, 17908)]