638153100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18181}}^1$

素因数の和:18217

約数の個数: 144

約数和(自身を含む): 2209476640

約数和(自身を除く): 1571323540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 180, 195, 225, 234, 260, 270, 300, 325, 351, 390, 450, 468, 540, 585, 650, 675, 702, 780, 900, 975, 1170, 1300, 1350, 1404, 1755, 1950, 2340, 2700, 2925, 3510, 3900, 5850, 7020, 8775, 11700, 17550, 18181, 35100, 36362, 54543, 72724, 90905, 109086, 163629, 181810, 218172, 236353, 272715, 327258, 363620, 454525, 472706, 490887, 545430, 654516, 709059, 818145, 909050, 945412, 981774, 1090860, 1181765, 1363575, 1418118, 1636290, 1818100, 1963548, 2127177, 2363530, 2454435, 2727150, 2836236, 3272580, 3545295, 4090725, 4254354, 4727060, 4908870, 5454300, 5908825, 6381531, 7090590, 8181450, 8508708, 9817740, 10635885, 11817650, 12272175, 12763062, 14181180, 16362900, 17726475, 21271770, 23635300, 24544350, 25526124, 31907655, 35452950, 42543540, 49088700, 53179425, 63815310, 70905900, 106358850, 127630620, 159538275, 212717700, 319076550, 638153100]

約数ペア:

[(1, 638153100), (2, 319076550), (3, 212717700), (4, 159538275), (5, 127630620), (6, 106358850), (9, 70905900), (10, 63815310), (12, 53179425), (13, 49088700), (15, 42543540), (18, 35452950), (20, 31907655), (25, 25526124), (26, 24544350), (27, 23635300), (30, 21271770), (36, 17726475), (39, 16362900), (45, 14181180), (50, 12763062), (52, 12272175), (54, 11817650), (60, 10635885), (65, 9817740), (75, 8508708), (78, 8181450), (90, 7090590), (100, 6381531), (108, 5908825), (117, 5454300), (130, 4908870), (135, 4727060), (150, 4254354), (156, 4090725), (180, 3545295), (195, 3272580), (225, 2836236), (234, 2727150), (260, 2454435), (270, 2363530), (300, 2127177), (325, 1963548), (351, 1818100), (390, 1636290), (450, 1418118), (468, 1363575), (540, 1181765), (585, 1090860), (650, 981774), (675, 945412), (702, 909050), (780, 818145), (900, 709059), (975, 654516), (1170, 545430), (1300, 490887), (1350, 472706), (1404, 454525), (1755, 363620), (1950, 327258), (2340, 272715), (2700, 236353), (2925, 218172), (3510, 181810), (3900, 163629), (5850, 109086), (7020, 90905), (8775, 72724), (11700, 54543), (17550, 36362), (18181, 35100)]