190893040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 496468224

約数和(自身を除く): 305575184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 191, 208, 248, 260, 310, 382, 403, 496, 520, 620, 764, 806, 955, 961, 1040, 1240, 1528, 1612, 1910, 1922, 2015, 2480, 2483, 3056, 3224, 3820, 3844, 4030, 4805, 4966, 5921, 6448, 7640, 7688, 8060, 9610, 9932, 11842, 12415, 12493, 15280, 15376, 16120, 19220, 19864, 23684, 24830, 24986, 29605, 32240, 38440, 39728, 47368, 49660, 49972, 59210, 62465, 76880, 76973, 94736, 99320, 99944, 118420, 124930, 153946, 183551, 198640, 199888, 236840, 249860, 307892, 367102, 384865, 473680, 499720, 615784, 734204, 769730, 917755, 999440, 1231568, 1468408, 1539460, 1835510, 2386163, 2936816, 3078920, 3671020, 4772326, 6157840, 7342040, 9544652, 11930815, 14684080, 19089304, 23861630, 38178608, 47723260, 95446520, 190893040]

約数ペア:

[(1, 190893040), (2, 95446520), (4, 47723260), (5, 38178608), (8, 23861630), (10, 19089304), (13, 14684080), (16, 11930815), (20, 9544652), (26, 7342040), (31, 6157840), (40, 4772326), (52, 3671020), (62, 3078920), (65, 2936816), (80, 2386163), (104, 1835510), (124, 1539460), (130, 1468408), (155, 1231568), (191, 999440), (208, 917755), (248, 769730), (260, 734204), (310, 615784), (382, 499720), (403, 473680), (496, 384865), (520, 367102), (620, 307892), (764, 249860), (806, 236840), (955, 199888), (961, 198640), (1040, 183551), (1240, 153946), (1528, 124930), (1612, 118420), (1910, 99944), (1922, 99320), (2015, 94736), (2480, 76973), (2483, 76880), (3056, 62465), (3224, 59210), (3820, 49972), (3844, 49660), (4030, 47368), (4805, 39728), (4966, 38440), (5921, 32240), (6448, 29605), (7640, 24986), (7688, 24830), (8060, 23684), (9610, 19864), (9932, 19220), (11842, 16120), (12415, 15376), (12493, 15280)]