170450140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 434649600

約数和(自身を除く): 264199460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 139, 140, 190, 266, 278, 380, 461, 532, 556, 665, 695, 922, 973, 1330, 1390, 1844, 1946, 2305, 2641, 2660, 2780, 3227, 3892, 4610, 4865, 5282, 6454, 8759, 9220, 9730, 10564, 12908, 13205, 16135, 17518, 18487, 19460, 26410, 32270, 35036, 36974, 43795, 52820, 61313, 64079, 64540, 73948, 87590, 92435, 122626, 128158, 175180, 184870, 245252, 256316, 306565, 320395, 369740, 448553, 613130, 640790, 897106, 1217501, 1226260, 1281580, 1794212, 2242765, 2435002, 4485530, 4870004, 6087505, 8522507, 8971060, 12175010, 17045014, 24350020, 34090028, 42612535, 85225070, 170450140]

約数ペア:

[(1, 170450140), (2, 85225070), (4, 42612535), (5, 34090028), (7, 24350020), (10, 17045014), (14, 12175010), (19, 8971060), (20, 8522507), (28, 6087505), (35, 4870004), (38, 4485530), (70, 2435002), (76, 2242765), (95, 1794212), (133, 1281580), (139, 1226260), (140, 1217501), (190, 897106), (266, 640790), (278, 613130), (380, 448553), (461, 369740), (532, 320395), (556, 306565), (665, 256316), (695, 245252), (922, 184870), (973, 175180), (1330, 128158), (1390, 122626), (1844, 92435), (1946, 87590), (2305, 73948), (2641, 64540), (2660, 64079), (2780, 61313), (3227, 52820), (3892, 43795), (4610, 36974), (4865, 35036), (5282, 32270), (6454, 26410), (8759, 19460), (9220, 18487), (9730, 17518), (10564, 16135), (12908, 13205)]