291494364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 843462144

約数和(自身を除く): 551967780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 42, 46, 62, 69, 84, 92, 93, 124, 138, 157, 161, 186, 217, 276, 314, 322, 372, 434, 471, 483, 628, 644, 651, 713, 868, 942, 961, 966, 1099, 1302, 1426, 1884, 1922, 1932, 2139, 2198, 2604, 2852, 2883, 3297, 3611, 3844, 4278, 4396, 4867, 4991, 5766, 6594, 6727, 7222, 8556, 9734, 9982, 10833, 11532, 13188, 13454, 14444, 14601, 14973, 19468, 19964, 20181, 21666, 22103, 25277, 26908, 29202, 29946, 34069, 40362, 43332, 44206, 50554, 58404, 59892, 66309, 68138, 75831, 80724, 88412, 101108, 102207, 111941, 132618, 136276, 150877, 151662, 154721, 204414, 223882, 265236, 301754, 303324, 309442, 335823, 408828, 447764, 452631, 464163, 603508, 618884, 671646, 783587, 905262, 928326, 1056139, 1343292, 1567174, 1810524, 1856652, 2112278, 2350761, 3134348, 3168417, 3470171, 4224556, 4701522, 6336834, 6940342, 9403044, 10410513, 12673668, 13880684, 20821026, 24291197, 41642052, 48582394, 72873591, 97164788, 145747182, 291494364]

約数ペア:

[(1, 291494364), (2, 145747182), (3, 97164788), (4, 72873591), (6, 48582394), (7, 41642052), (12, 24291197), (14, 20821026), (21, 13880684), (23, 12673668), (28, 10410513), (31, 9403044), (42, 6940342), (46, 6336834), (62, 4701522), (69, 4224556), (84, 3470171), (92, 3168417), (93, 3134348), (124, 2350761), (138, 2112278), (157, 1856652), (161, 1810524), (186, 1567174), (217, 1343292), (276, 1056139), (314, 928326), (322, 905262), (372, 783587), (434, 671646), (471, 618884), (483, 603508), (628, 464163), (644, 452631), (651, 447764), (713, 408828), (868, 335823), (942, 309442), (961, 303324), (966, 301754), (1099, 265236), (1302, 223882), (1426, 204414), (1884, 154721), (1922, 151662), (1932, 150877), (2139, 136276), (2198, 132618), (2604, 111941), (2852, 102207), (2883, 101108), (3297, 88412), (3611, 80724), (3844, 75831), (4278, 68138), (4396, 66309), (4867, 59892), (4991, 58404), (5766, 50554), (6594, 44206), (6727, 43332), (7222, 40362), (8556, 34069), (9734, 29946), (9982, 29202), (10833, 26908), (11532, 25277), (13188, 22103), (13454, 21666), (14444, 20181), (14601, 19964), (14973, 19468)]