67986940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 174988800

約数和(自身を除く): 107001860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 61, 70, 76, 95, 122, 133, 140, 190, 244, 266, 305, 380, 419, 427, 532, 610, 665, 838, 854, 1159, 1220, 1330, 1676, 1708, 2095, 2135, 2318, 2660, 2933, 4190, 4270, 4636, 5795, 5866, 7961, 8113, 8380, 8540, 11590, 11732, 14665, 15922, 16226, 23180, 25559, 29330, 31844, 32452, 39805, 40565, 51118, 55727, 58660, 79610, 81130, 102236, 111454, 127795, 159220, 162260, 178913, 222908, 255590, 278635, 357826, 485621, 511180, 557270, 715652, 894565, 971242, 1114540, 1789130, 1942484, 2428105, 3399347, 3578260, 4856210, 6798694, 9712420, 13597388, 16996735, 33993470, 67986940]

約数ペア:

[(1, 67986940), (2, 33993470), (4, 16996735), (5, 13597388), (7, 9712420), (10, 6798694), (14, 4856210), (19, 3578260), (20, 3399347), (28, 2428105), (35, 1942484), (38, 1789130), (61, 1114540), (70, 971242), (76, 894565), (95, 715652), (122, 557270), (133, 511180), (140, 485621), (190, 357826), (244, 278635), (266, 255590), (305, 222908), (380, 178913), (419, 162260), (427, 159220), (532, 127795), (610, 111454), (665, 102236), (838, 81130), (854, 79610), (1159, 58660), (1220, 55727), (1330, 51118), (1676, 40565), (1708, 39805), (2095, 32452), (2135, 31844), (2318, 29330), (2660, 25559), (2933, 23180), (4190, 16226), (4270, 15922), (4636, 14665), (5795, 11732), (5866, 11590), (7961, 8540), (8113, 8380)]