81898608

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 237484800

約数和(自身を除く): 155586192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 59, 66, 88, 118, 121, 132, 176, 177, 236, 239, 242, 264, 354, 363, 472, 478, 484, 528, 649, 708, 717, 726, 944, 956, 968, 1298, 1416, 1434, 1452, 1912, 1936, 1947, 2596, 2629, 2832, 2868, 2904, 3824, 3894, 5192, 5258, 5736, 5808, 7139, 7788, 7887, 10384, 10516, 11472, 14101, 14278, 15576, 15774, 21032, 21417, 28202, 28556, 28919, 31152, 31548, 42064, 42303, 42834, 56404, 57112, 57838, 63096, 84606, 85668, 86757, 112808, 114224, 115676, 126192, 155111, 169212, 171336, 173514, 225616, 231352, 310222, 338424, 342672, 347028, 462704, 465333, 620444, 676848, 694056, 930666, 1240888, 1388112, 1706221, 1861332, 2481776, 3412442, 3722664, 5118663, 6824884, 7445328, 10237326, 13649768, 20474652, 27299536, 40949304, 81898608]

約数ペア:

[(1, 81898608), (2, 40949304), (3, 27299536), (4, 20474652), (6, 13649768), (8, 10237326), (11, 7445328), (12, 6824884), (16, 5118663), (22, 3722664), (24, 3412442), (33, 2481776), (44, 1861332), (48, 1706221), (59, 1388112), (66, 1240888), (88, 930666), (118, 694056), (121, 676848), (132, 620444), (176, 465333), (177, 462704), (236, 347028), (239, 342672), (242, 338424), (264, 310222), (354, 231352), (363, 225616), (472, 173514), (478, 171336), (484, 169212), (528, 155111), (649, 126192), (708, 115676), (717, 114224), (726, 112808), (944, 86757), (956, 85668), (968, 84606), (1298, 63096), (1416, 57838), (1434, 57112), (1452, 56404), (1912, 42834), (1936, 42303), (1947, 42064), (2596, 31548), (2629, 31152), (2832, 28919), (2868, 28556), (2904, 28202), (3824, 21417), (3894, 21032), (5192, 15774), (5258, 15576), (5736, 14278), (5808, 14101), (7139, 11472), (7788, 10516), (7887, 10384)]