27821280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 88452000

約数和(自身を除く): 60630720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 149, 160, 240, 298, 389, 447, 480, 596, 745, 778, 894, 1167, 1192, 1490, 1556, 1788, 1945, 2235, 2334, 2384, 2980, 3112, 3576, 3890, 4470, 4668, 4768, 5835, 5960, 6224, 7152, 7780, 8940, 9336, 11670, 11920, 12448, 14304, 15560, 17880, 18672, 23340, 23840, 31120, 35760, 37344, 46680, 57961, 62240, 71520, 93360, 115922, 173883, 186720, 231844, 289805, 347766, 463688, 579610, 695532, 869415, 927376, 1159220, 1391064, 1738830, 1854752, 2318440, 2782128, 3477660, 4636880, 5564256, 6955320, 9273760, 13910640, 27821280]

約数ペア:

[(1, 27821280), (2, 13910640), (3, 9273760), (4, 6955320), (5, 5564256), (6, 4636880), (8, 3477660), (10, 2782128), (12, 2318440), (15, 1854752), (16, 1738830), (20, 1391064), (24, 1159220), (30, 927376), (32, 869415), (40, 695532), (48, 579610), (60, 463688), (80, 347766), (96, 289805), (120, 231844), (149, 186720), (160, 173883), (240, 115922), (298, 93360), (389, 71520), (447, 62240), (480, 57961), (596, 46680), (745, 37344), (778, 35760), (894, 31120), (1167, 23840), (1192, 23340), (1490, 18672), (1556, 17880), (1788, 15560), (1945, 14304), (2235, 12448), (2334, 11920), (2384, 11670), (2980, 9336), (3112, 8940), (3576, 7780), (3890, 7152), (4470, 6224), (4668, 5960), (4768, 5835)]