342893180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 876395520

約数和(自身を除く): 533502340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 79, 86, 98, 103, 140, 158, 172, 196, 206, 215, 245, 301, 316, 395, 412, 430, 490, 515, 553, 602, 721, 790, 860, 980, 1030, 1106, 1204, 1442, 1505, 1580, 2060, 2107, 2212, 2765, 2884, 3010, 3397, 3605, 3871, 4214, 4429, 5047, 5530, 6020, 6794, 7210, 7742, 8137, 8428, 8858, 10094, 10535, 11060, 13588, 14420, 15484, 16274, 16985, 17716, 19355, 20188, 21070, 22145, 23779, 25235, 31003, 32548, 33970, 38710, 40685, 42140, 44290, 47558, 50470, 56959, 62006, 67940, 77420, 81370, 88580, 95116, 100940, 113918, 118895, 124012, 155015, 162740, 166453, 217021, 227836, 237790, 284795, 310030, 332906, 349891, 398713, 434042, 475580, 569590, 620060, 665812, 699782, 797426, 832265, 868084, 1085105, 1139180, 1399564, 1594852, 1664530, 1749455, 1993565, 2170210, 2449237, 3329060, 3498910, 3987130, 4340420, 4898474, 6997820, 7974260, 9796948, 12246185, 17144659, 24492370, 34289318, 48984740, 68578636, 85723295, 171446590, 342893180]

約数ペア:

[(1, 342893180), (2, 171446590), (4, 85723295), (5, 68578636), (7, 48984740), (10, 34289318), (14, 24492370), (20, 17144659), (28, 12246185), (35, 9796948), (43, 7974260), (49, 6997820), (70, 4898474), (79, 4340420), (86, 3987130), (98, 3498910), (103, 3329060), (140, 2449237), (158, 2170210), (172, 1993565), (196, 1749455), (206, 1664530), (215, 1594852), (245, 1399564), (301, 1139180), (316, 1085105), (395, 868084), (412, 832265), (430, 797426), (490, 699782), (515, 665812), (553, 620060), (602, 569590), (721, 475580), (790, 434042), (860, 398713), (980, 349891), (1030, 332906), (1106, 310030), (1204, 284795), (1442, 237790), (1505, 227836), (1580, 217021), (2060, 166453), (2107, 162740), (2212, 155015), (2765, 124012), (2884, 118895), (3010, 113918), (3397, 100940), (3605, 95116), (3871, 88580), (4214, 81370), (4429, 77420), (5047, 67940), (5530, 62006), (6020, 56959), (6794, 50470), (7210, 47558), (7742, 44290), (8137, 42140), (8428, 40685), (8858, 38710), (10094, 33970), (10535, 32548), (11060, 31003), (13588, 25235), (14420, 23779), (15484, 22145), (16274, 21070), (16985, 20188), (17716, 19355)]