8889403140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{4271}}^1$

素因数の和:4690

約数の個数: 144

約数和(自身を含む): 27915503616

約数和(自身を除く): 19026100476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 373, 465, 558, 620, 746, 930, 1116, 1119, 1395, 1492, 1860, 1865, 2238, 2790, 3357, 3730, 4271, 4476, 5580, 5595, 6714, 7460, 8542, 11190, 11563, 12813, 13428, 16785, 17084, 21355, 22380, 23126, 25626, 33570, 34689, 38439, 42710, 46252, 51252, 57815, 64065, 67140, 69378, 76878, 85420, 104067, 115630, 128130, 132401, 138756, 153756, 173445, 192195, 208134, 231260, 256260, 264802, 346890, 384390, 397203, 416268, 520335, 529604, 662005, 693780, 768780, 794406, 1040670, 1191609, 1324010, 1588812, 1593083, 1986015, 2081340, 2383218, 2648020, 3186166, 3972030, 4766436, 4779249, 5958045, 6372332, 7944060, 7965415, 9558498, 11916090, 14337747, 15930830, 19116996, 23832180, 23896245, 28675494, 31861660, 47792490, 49385573, 57350988, 71688735, 95584980, 98771146, 143377470, 148156719, 197542292, 246927865, 286754940, 296313438, 444470157, 493855730, 592626876, 740783595, 888940314, 987711460, 1481567190, 1777880628, 2222350785, 2963134380, 4444701570, 8889403140]

約数ペア:

[(1, 8889403140), (2, 4444701570), (3, 2963134380), (4, 2222350785), (5, 1777880628), (6, 1481567190), (9, 987711460), (10, 888940314), (12, 740783595), (15, 592626876), (18, 493855730), (20, 444470157), (30, 296313438), (31, 286754940), (36, 246927865), (45, 197542292), (60, 148156719), (62, 143377470), (90, 98771146), (93, 95584980), (124, 71688735), (155, 57350988), (180, 49385573), (186, 47792490), (279, 31861660), (310, 28675494), (372, 23896245), (373, 23832180), (465, 19116996), (558, 15930830), (620, 14337747), (746, 11916090), (930, 9558498), (1116, 7965415), (1119, 7944060), (1395, 6372332), (1492, 5958045), (1860, 4779249), (1865, 4766436), (2238, 3972030), (2790, 3186166), (3357, 2648020), (3730, 2383218), (4271, 2081340), (4476, 1986015), (5580, 1593083), (5595, 1588812), (6714, 1324010), (7460, 1191609), (8542, 1040670), (11190, 794406), (11563, 768780), (12813, 693780), (13428, 662005), (16785, 529604), (17084, 520335), (21355, 416268), (22380, 397203), (23126, 384390), (25626, 346890), (33570, 264802), (34689, 256260), (38439, 231260), (42710, 208134), (46252, 192195), (51252, 173445), (57815, 153756), (64065, 138756), (67140, 132401), (69378, 128130), (76878, 115630), (85420, 104067)]