49654320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1$

素因数の和:990

約数の個数: 80

約数和(自身を含む): 154653792

約数和(自身を除く): 104999472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 661, 939, 1252, 1322, 1565, 1878, 1983, 2504, 2644, 3130, 3305, 3756, 3966, 4695, 5008, 5288, 6260, 6610, 7512, 7932, 9390, 9915, 10576, 12520, 13220, 15024, 15864, 18780, 19830, 25040, 26440, 31728, 37560, 39660, 52880, 75120, 79320, 158640, 206893, 413786, 620679, 827572, 1034465, 1241358, 1655144, 2068930, 2482716, 3103395, 3310288, 4137860, 4965432, 6206790, 8275720, 9930864, 12413580, 16551440, 24827160, 49654320]

約数ペア:

[(1, 49654320), (2, 24827160), (3, 16551440), (4, 12413580), (5, 9930864), (6, 8275720), (8, 6206790), (10, 4965432), (12, 4137860), (15, 3310288), (16, 3103395), (20, 2482716), (24, 2068930), (30, 1655144), (40, 1241358), (48, 1034465), (60, 827572), (80, 620679), (120, 413786), (240, 206893), (313, 158640), (626, 79320), (661, 75120), (939, 52880), (1252, 39660), (1322, 37560), (1565, 31728), (1878, 26440), (1983, 25040), (2504, 19830), (2644, 18780), (3130, 15864), (3305, 15024), (3756, 13220), (3966, 12520), (4695, 10576), (5008, 9915), (5288, 9390), (6260, 7932), (6610, 7512)]