15691496660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{17959}}^1$

素因数の和:18133

約数の個数: 72

約数和(自身を含む): 38144453760

約数和(自身を除く): 22452957100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 6241, 11060, 12482, 17959, 24964, 31205, 35918, 43687, 62410, 71836, 87374, 89795, 124820, 125713, 174748, 179590, 218435, 251426, 359180, 436870, 502852, 628565, 873740, 1257130, 1418761, 2514260, 2837522, 5675044, 7093805, 9931327, 14187610, 19862654, 28375220, 39725308, 49656635, 99313270, 112082119, 198626540, 224164238, 448328476, 560410595, 784574833, 1120821190, 1569149666, 2241642380, 3138299332, 3922874165, 7845748330, 15691496660]

約数ペア:

[(1, 15691496660), (2, 7845748330), (4, 3922874165), (5, 3138299332), (7, 2241642380), (10, 1569149666), (14, 1120821190), (20, 784574833), (28, 560410595), (35, 448328476), (70, 224164238), (79, 198626540), (140, 112082119), (158, 99313270), (316, 49656635), (395, 39725308), (553, 28375220), (790, 19862654), (1106, 14187610), (1580, 9931327), (2212, 7093805), (2765, 5675044), (5530, 2837522), (6241, 2514260), (11060, 1418761), (12482, 1257130), (17959, 873740), (24964, 628565), (31205, 502852), (35918, 436870), (43687, 359180), (62410, 251426), (71836, 218435), (87374, 179590), (89795, 174748), (124820, 125713)]