123491280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1613}}^1$

素因数の和:1669

約数の個数: 160

約数和(自身を含む): 432293760

約数和(自身を除く): 308802480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 264, 290, 319, 330, 348, 435, 440, 464, 528, 580, 638, 660, 696, 870, 880, 957, 1160, 1276, 1320, 1392, 1595, 1613, 1740, 1914, 2320, 2552, 2640, 3190, 3226, 3480, 3828, 4785, 4839, 5104, 6380, 6452, 6960, 7656, 8065, 9570, 9678, 12760, 12904, 15312, 16130, 17743, 19140, 19356, 24195, 25520, 25808, 32260, 35486, 38280, 38712, 46777, 48390, 53229, 64520, 70972, 76560, 77424, 88715, 93554, 96780, 106458, 129040, 140331, 141944, 177430, 187108, 193560, 212916, 233885, 266145, 280662, 283888, 354860, 374216, 387120, 425832, 467770, 514547, 532290, 561324, 701655, 709720, 748432, 851664, 935540, 1029094, 1064580, 1122648, 1403310, 1419440, 1543641, 1871080, 2058188, 2129160, 2245296, 2572735, 2806620, 3087282, 3742160, 4116376, 4258320, 5145470, 5613240, 6174564, 7718205, 8232752, 10290940, 11226480, 12349128, 15436410, 20581880, 24698256, 30872820, 41163760, 61745640, 123491280]

約数ペア:

[(1, 123491280), (2, 61745640), (3, 41163760), (4, 30872820), (5, 24698256), (6, 20581880), (8, 15436410), (10, 12349128), (11, 11226480), (12, 10290940), (15, 8232752), (16, 7718205), (20, 6174564), (22, 5613240), (24, 5145470), (29, 4258320), (30, 4116376), (33, 3742160), (40, 3087282), (44, 2806620), (48, 2572735), (55, 2245296), (58, 2129160), (60, 2058188), (66, 1871080), (80, 1543641), (87, 1419440), (88, 1403310), (110, 1122648), (116, 1064580), (120, 1029094), (132, 935540), (145, 851664), (165, 748432), (174, 709720), (176, 701655), (220, 561324), (232, 532290), (240, 514547), (264, 467770), (290, 425832), (319, 387120), (330, 374216), (348, 354860), (435, 283888), (440, 280662), (464, 266145), (528, 233885), (580, 212916), (638, 193560), (660, 187108), (696, 177430), (870, 141944), (880, 140331), (957, 129040), (1160, 106458), (1276, 96780), (1320, 93554), (1392, 88715), (1595, 77424), (1613, 76560), (1740, 70972), (1914, 64520), (2320, 53229), (2552, 48390), (2640, 46777), (3190, 38712), (3226, 38280), (3480, 35486), (3828, 32260), (4785, 25808), (4839, 25520), (5104, 24195), (6380, 19356), (6452, 19140), (6960, 17743), (7656, 16130), (8065, 15312), (9570, 12904), (9678, 12760)]