90661860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 292481280

約数和(自身を除く): 201819420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 61, 69, 90, 92, 115, 122, 138, 180, 183, 207, 230, 244, 276, 305, 345, 359, 366, 414, 460, 549, 610, 690, 718, 732, 828, 915, 1035, 1077, 1098, 1220, 1380, 1403, 1436, 1795, 1830, 2070, 2154, 2196, 2745, 2806, 3231, 3590, 3660, 4140, 4209, 4308, 5385, 5490, 5612, 6462, 7015, 7180, 8257, 8418, 10770, 10980, 12627, 12924, 14030, 16155, 16514, 16836, 21045, 21540, 21899, 24771, 25254, 28060, 32310, 33028, 41285, 42090, 43798, 49542, 50508, 63135, 64620, 65697, 74313, 82570, 84180, 87596, 99084, 109495, 123855, 126270, 131394, 148626, 165140, 197091, 218990, 247710, 252540, 262788, 297252, 328485, 371565, 394182, 437980, 495420, 503677, 656970, 743130, 788364, 985455, 1007354, 1313940, 1486260, 1511031, 1970910, 2014708, 2518385, 3022062, 3941820, 4533093, 5036770, 6044124, 7555155, 9066186, 10073540, 15110310, 18132372, 22665465, 30220620, 45330930, 90661860]

約数ペア:

[(1, 90661860), (2, 45330930), (3, 30220620), (4, 22665465), (5, 18132372), (6, 15110310), (9, 10073540), (10, 9066186), (12, 7555155), (15, 6044124), (18, 5036770), (20, 4533093), (23, 3941820), (30, 3022062), (36, 2518385), (45, 2014708), (46, 1970910), (60, 1511031), (61, 1486260), (69, 1313940), (90, 1007354), (92, 985455), (115, 788364), (122, 743130), (138, 656970), (180, 503677), (183, 495420), (207, 437980), (230, 394182), (244, 371565), (276, 328485), (305, 297252), (345, 262788), (359, 252540), (366, 247710), (414, 218990), (460, 197091), (549, 165140), (610, 148626), (690, 131394), (718, 126270), (732, 123855), (828, 109495), (915, 99084), (1035, 87596), (1077, 84180), (1098, 82570), (1220, 74313), (1380, 65697), (1403, 64620), (1436, 63135), (1795, 50508), (1830, 49542), (2070, 43798), (2154, 42090), (2196, 41285), (2745, 33028), (2806, 32310), (3231, 28060), (3590, 25254), (3660, 24771), (4140, 21899), (4209, 21540), (4308, 21045), (5385, 16836), (5490, 16514), (5612, 16155), (6462, 14030), (7015, 12924), (7180, 12627), (8257, 10980), (8418, 10770)]