197010090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 547430400

約数和(自身を除く): 350420310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 71, 86, 90, 129, 135, 142, 213, 215, 239, 258, 270, 355, 387, 426, 430, 478, 639, 645, 710, 717, 774, 1065, 1161, 1195, 1278, 1290, 1434, 1917, 1935, 2130, 2151, 2322, 2390, 3053, 3195, 3585, 3834, 3870, 4302, 5805, 6106, 6390, 6453, 7170, 9159, 9585, 10277, 10755, 11610, 12906, 15265, 16969, 18318, 19170, 20554, 21510, 27477, 30530, 30831, 32265, 33938, 45795, 50907, 51385, 54954, 61662, 64530, 82431, 84845, 91590, 92493, 101814, 102770, 137385, 152721, 154155, 164862, 169690, 184986, 254535, 274770, 277479, 305442, 308310, 412155, 458163, 462465, 509070, 554958, 729667, 763605, 824310, 916326, 924930, 1387395, 1459334, 1527210, 2189001, 2290815, 2774790, 3648335, 4378002, 4581630, 6567003, 7296670, 10945005, 13134006, 19701009, 21890010, 32835015, 39402018, 65670030, 98505045, 197010090]

約数ペア:

[(1, 197010090), (2, 98505045), (3, 65670030), (5, 39402018), (6, 32835015), (9, 21890010), (10, 19701009), (15, 13134006), (18, 10945005), (27, 7296670), (30, 6567003), (43, 4581630), (45, 4378002), (54, 3648335), (71, 2774790), (86, 2290815), (90, 2189001), (129, 1527210), (135, 1459334), (142, 1387395), (213, 924930), (215, 916326), (239, 824310), (258, 763605), (270, 729667), (355, 554958), (387, 509070), (426, 462465), (430, 458163), (478, 412155), (639, 308310), (645, 305442), (710, 277479), (717, 274770), (774, 254535), (1065, 184986), (1161, 169690), (1195, 164862), (1278, 154155), (1290, 152721), (1434, 137385), (1917, 102770), (1935, 101814), (2130, 92493), (2151, 91590), (2322, 84845), (2390, 82431), (3053, 64530), (3195, 61662), (3585, 54954), (3834, 51385), (3870, 50907), (4302, 45795), (5805, 33938), (6106, 32265), (6390, 30831), (6453, 30530), (7170, 27477), (9159, 21510), (9585, 20554), (10277, 19170), (10755, 18318), (11610, 16969), (12906, 15265)]