218609520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29383}}^1$

素因数の和:29430

約数の個数: 80

約数和(自身を含む): 699574272

約数和(自身を除く): 480964752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29383, 58766, 88149, 117532, 146915, 176298, 235064, 293830, 352596, 440745, 470128, 587660, 705192, 881490, 910873, 1175320, 1410384, 1762980, 1821746, 2350640, 2732619, 3525960, 3643492, 4554365, 5465238, 7051920, 7286984, 9108730, 10930476, 13663095, 14573968, 18217460, 21860952, 27326190, 36434920, 43721904, 54652380, 72869840, 109304760, 218609520]

約数ペア:

[(1, 218609520), (2, 109304760), (3, 72869840), (4, 54652380), (5, 43721904), (6, 36434920), (8, 27326190), (10, 21860952), (12, 18217460), (15, 14573968), (16, 13663095), (20, 10930476), (24, 9108730), (30, 7286984), (31, 7051920), (40, 5465238), (48, 4554365), (60, 3643492), (62, 3525960), (80, 2732619), (93, 2350640), (120, 1821746), (124, 1762980), (155, 1410384), (186, 1175320), (240, 910873), (248, 881490), (310, 705192), (372, 587660), (465, 470128), (496, 440745), (620, 352596), (744, 293830), (930, 235064), (1240, 176298), (1488, 146915), (1860, 117532), (2480, 88149), (3720, 58766), (7440, 29383)]