781584120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1129}}^1$

素因数の和:1790

約数の個数: 128

約数和(自身を含む): 2611656000

約数和(自身を除く): 1830071880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 641, 1080, 1129, 1282, 1923, 2258, 2564, 3205, 3387, 3846, 4516, 5128, 5645, 5769, 6410, 6774, 7692, 9032, 9615, 10161, 11290, 11538, 12820, 13548, 15384, 16935, 17307, 19230, 20322, 22580, 23076, 25640, 27096, 28845, 30483, 33870, 34614, 38460, 40644, 45160, 46152, 50805, 57690, 60966, 67740, 69228, 76920, 81288, 86535, 101610, 115380, 121932, 135480, 138456, 152415, 173070, 203220, 230760, 243864, 304830, 346140, 406440, 609660, 692280, 723689, 1219320, 1447378, 2171067, 2894756, 3618445, 4342134, 5789512, 6513201, 7236890, 8684268, 10855335, 13026402, 14473780, 17368536, 19539603, 21710670, 26052804, 28947560, 32566005, 39079206, 43421340, 52105608, 65132010, 78158412, 86842680, 97698015, 130264020, 156316824, 195396030, 260528040, 390792060, 781584120]

約数ペア:

[(1, 781584120), (2, 390792060), (3, 260528040), (4, 195396030), (5, 156316824), (6, 130264020), (8, 97698015), (9, 86842680), (10, 78158412), (12, 65132010), (15, 52105608), (18, 43421340), (20, 39079206), (24, 32566005), (27, 28947560), (30, 26052804), (36, 21710670), (40, 19539603), (45, 17368536), (54, 14473780), (60, 13026402), (72, 10855335), (90, 8684268), (108, 7236890), (120, 6513201), (135, 5789512), (180, 4342134), (216, 3618445), (270, 2894756), (360, 2171067), (540, 1447378), (641, 1219320), (1080, 723689), (1129, 692280), (1282, 609660), (1923, 406440), (2258, 346140), (2564, 304830), (3205, 243864), (3387, 230760), (3846, 203220), (4516, 173070), (5128, 152415), (5645, 138456), (5769, 135480), (6410, 121932), (6774, 115380), (7692, 101610), (9032, 86535), (9615, 81288), (10161, 76920), (11290, 69228), (11538, 67740), (12820, 60966), (13548, 57690), (15384, 50805), (16935, 46152), (17307, 45160), (19230, 40644), (20322, 38460), (22580, 34614), (23076, 33870), (25640, 30483), (27096, 28845)]