395181720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1531}}^1$

素因数の和:1790

約数の個数: 128

約数和(自身を含む): 1323648000

約数和(自身を除く): 928466280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 239, 270, 360, 478, 540, 717, 956, 1080, 1195, 1434, 1531, 1912, 2151, 2390, 2868, 3062, 3585, 4302, 4593, 4780, 5736, 6124, 6453, 7170, 7655, 8604, 9186, 9560, 10755, 12248, 12906, 13779, 14340, 15310, 17208, 18372, 21510, 22965, 25812, 27558, 28680, 30620, 32265, 36744, 41337, 43020, 45930, 51624, 55116, 61240, 64530, 68895, 82674, 86040, 91860, 110232, 129060, 137790, 165348, 183720, 206685, 258120, 275580, 330696, 365909, 413370, 551160, 731818, 826740, 1097727, 1463636, 1653480, 1829545, 2195454, 2927272, 3293181, 3659090, 4390908, 5488635, 6586362, 7318180, 8781816, 9879543, 10977270, 13172724, 14636360, 16465905, 19759086, 21954540, 26345448, 32931810, 39518172, 43909080, 49397715, 65863620, 79036344, 98795430, 131727240, 197590860, 395181720]

約数ペア:

[(1, 395181720), (2, 197590860), (3, 131727240), (4, 98795430), (5, 79036344), (6, 65863620), (8, 49397715), (9, 43909080), (10, 39518172), (12, 32931810), (15, 26345448), (18, 21954540), (20, 19759086), (24, 16465905), (27, 14636360), (30, 13172724), (36, 10977270), (40, 9879543), (45, 8781816), (54, 7318180), (60, 6586362), (72, 5488635), (90, 4390908), (108, 3659090), (120, 3293181), (135, 2927272), (180, 2195454), (216, 1829545), (239, 1653480), (270, 1463636), (360, 1097727), (478, 826740), (540, 731818), (717, 551160), (956, 413370), (1080, 365909), (1195, 330696), (1434, 275580), (1531, 258120), (1912, 206685), (2151, 183720), (2390, 165348), (2868, 137790), (3062, 129060), (3585, 110232), (4302, 91860), (4593, 86040), (4780, 82674), (5736, 68895), (6124, 64530), (6453, 61240), (7170, 55116), (7655, 51624), (8604, 45930), (9186, 43020), (9560, 41337), (10755, 36744), (12248, 32265), (12906, 30620), (13779, 28680), (14340, 27558), (15310, 25812), (17208, 22965), (18372, 21510)]