19755060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 192

約数和(自身を含む): 66232320

約数和(自身を除く): 46477260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 31, 38, 39, 43, 52, 57, 60, 62, 65, 76, 78, 86, 93, 95, 114, 124, 129, 130, 155, 156, 172, 186, 190, 195, 215, 228, 247, 258, 260, 285, 310, 372, 380, 390, 403, 430, 465, 494, 516, 559, 570, 589, 620, 645, 741, 780, 806, 817, 860, 930, 988, 1118, 1140, 1178, 1209, 1235, 1290, 1333, 1482, 1612, 1634, 1677, 1767, 1860, 2015, 2236, 2356, 2418, 2451, 2470, 2580, 2666, 2795, 2945, 2964, 3268, 3354, 3534, 3705, 3999, 4030, 4085, 4836, 4902, 4940, 5332, 5590, 5890, 6045, 6665, 6708, 7068, 7410, 7657, 7998, 8060, 8170, 8385, 8835, 9804, 10621, 11180, 11780, 12090, 12255, 13330, 14820, 15314, 15996, 16340, 16770, 17329, 17670, 19995, 21242, 22971, 24180, 24510, 25327, 26660, 30628, 31863, 33540, 34658, 35340, 38285, 39990, 42484, 45942, 49020, 50654, 51987, 53105, 63726, 69316, 75981, 76570, 79980, 86645, 91884, 101308, 103974, 106210, 114855, 126635, 127452, 151962, 153140, 159315, 173290, 207948, 212420, 229710, 253270, 259935, 303924, 318630, 329251, 346580, 379905, 459420, 506540, 519870, 637260, 658502, 759810, 987753, 1039740, 1317004, 1519620, 1646255, 1975506, 3292510, 3951012, 4938765, 6585020, 9877530, 19755060]

約数ペア:

[(1, 19755060), (2, 9877530), (3, 6585020), (4, 4938765), (5, 3951012), (6, 3292510), (10, 1975506), (12, 1646255), (13, 1519620), (15, 1317004), (19, 1039740), (20, 987753), (26, 759810), (30, 658502), (31, 637260), (38, 519870), (39, 506540), (43, 459420), (52, 379905), (57, 346580), (60, 329251), (62, 318630), (65, 303924), (76, 259935), (78, 253270), (86, 229710), (93, 212420), (95, 207948), (114, 173290), (124, 159315), (129, 153140), (130, 151962), (155, 127452), (156, 126635), (172, 114855), (186, 106210), (190, 103974), (195, 101308), (215, 91884), (228, 86645), (247, 79980), (258, 76570), (260, 75981), (285, 69316), (310, 63726), (372, 53105), (380, 51987), (390, 50654), (403, 49020), (430, 45942), (465, 42484), (494, 39990), (516, 38285), (559, 35340), (570, 34658), (589, 33540), (620, 31863), (645, 30628), (741, 26660), (780, 25327), (806, 24510), (817, 24180), (860, 22971), (930, 21242), (988, 19995), (1118, 17670), (1140, 17329), (1178, 16770), (1209, 16340), (1235, 15996), (1290, 15314), (1333, 14820), (1482, 13330), (1612, 12255), (1634, 12090), (1677, 11780), (1767, 11180), (1860, 10621), (2015, 9804), (2236, 8835), (2356, 8385), (2418, 8170), (2451, 8060), (2470, 7998), (2580, 7657), (2666, 7410), (2795, 7068), (2945, 6708), (2964, 6665), (3268, 6045), (3354, 5890), (3534, 5590), (3705, 5332), (3999, 4940), (4030, 4902), (4085, 4836)]