89825580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1669}}^1$

素因数の和:1720

約数の個数: 144

約数和(自身を含む): 306371520

約数和(自身を除く): 216545940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1669, 1794, 2070, 2340, 2691, 2990, 3338, 3588, 4140, 4485, 5007, 5382, 5980, 6676, 8345, 8970, 10014, 10764, 13455, 15021, 16690, 17940, 20028, 21697, 25035, 26910, 30042, 33380, 38387, 43394, 50070, 53820, 60084, 65091, 75105, 76774, 86788, 100140, 108485, 115161, 130182, 150210, 153548, 191935, 195273, 216970, 230322, 260364, 300420, 325455, 345483, 383870, 390546, 433940, 460644, 499031, 575805, 650910, 690966, 767740, 781092, 976365, 998062, 1151610, 1301820, 1381932, 1497093, 1727415, 1952730, 1996124, 2303220, 2495155, 2994186, 3454830, 3905460, 4491279, 4990310, 5988372, 6909660, 7485465, 8982558, 9980620, 14970930, 17965116, 22456395, 29941860, 44912790, 89825580]

約数ペア:

[(1, 89825580), (2, 44912790), (3, 29941860), (4, 22456395), (5, 17965116), (6, 14970930), (9, 9980620), (10, 8982558), (12, 7485465), (13, 6909660), (15, 5988372), (18, 4990310), (20, 4491279), (23, 3905460), (26, 3454830), (30, 2994186), (36, 2495155), (39, 2303220), (45, 1996124), (46, 1952730), (52, 1727415), (60, 1497093), (65, 1381932), (69, 1301820), (78, 1151610), (90, 998062), (92, 976365), (115, 781092), (117, 767740), (130, 690966), (138, 650910), (156, 575805), (180, 499031), (195, 460644), (207, 433940), (230, 390546), (234, 383870), (260, 345483), (276, 325455), (299, 300420), (345, 260364), (390, 230322), (414, 216970), (460, 195273), (468, 191935), (585, 153548), (598, 150210), (690, 130182), (780, 115161), (828, 108485), (897, 100140), (1035, 86788), (1170, 76774), (1196, 75105), (1380, 65091), (1495, 60084), (1669, 53820), (1794, 50070), (2070, 43394), (2340, 38387), (2691, 33380), (2990, 30042), (3338, 26910), (3588, 25035), (4140, 21697), (4485, 20028), (5007, 17940), (5382, 16690), (5980, 15021), (6676, 13455), (8345, 10764), (8970, 10014)]