68287140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 223816320

約数和(自身を除く): 155529180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 82, 90, 95, 114, 123, 164, 171, 180, 190, 205, 228, 246, 285, 342, 369, 380, 410, 487, 492, 570, 615, 684, 738, 779, 820, 855, 974, 1140, 1230, 1461, 1476, 1558, 1710, 1845, 1948, 2337, 2435, 2460, 2922, 3116, 3420, 3690, 3895, 4383, 4674, 4870, 5844, 7011, 7305, 7380, 7790, 8766, 9253, 9348, 9740, 11685, 14022, 14610, 15580, 17532, 18506, 19967, 21915, 23370, 27759, 28044, 29220, 35055, 37012, 39934, 43830, 46265, 46740, 55518, 59901, 70110, 79868, 83277, 87660, 92530, 99835, 111036, 119802, 138795, 140220, 166554, 179703, 185060, 199670, 239604, 277590, 299505, 333108, 359406, 379373, 399340, 416385, 555180, 599010, 718812, 758746, 832770, 898515, 1138119, 1198020, 1517492, 1665540, 1797030, 1896865, 2276238, 3414357, 3594060, 3793730, 4552476, 5690595, 6828714, 7587460, 11381190, 13657428, 17071785, 22762380, 34143570, 68287140]

約数ペア:

[(1, 68287140), (2, 34143570), (3, 22762380), (4, 17071785), (5, 13657428), (6, 11381190), (9, 7587460), (10, 6828714), (12, 5690595), (15, 4552476), (18, 3793730), (19, 3594060), (20, 3414357), (30, 2276238), (36, 1896865), (38, 1797030), (41, 1665540), (45, 1517492), (57, 1198020), (60, 1138119), (76, 898515), (82, 832770), (90, 758746), (95, 718812), (114, 599010), (123, 555180), (164, 416385), (171, 399340), (180, 379373), (190, 359406), (205, 333108), (228, 299505), (246, 277590), (285, 239604), (342, 199670), (369, 185060), (380, 179703), (410, 166554), (487, 140220), (492, 138795), (570, 119802), (615, 111036), (684, 99835), (738, 92530), (779, 87660), (820, 83277), (855, 79868), (974, 70110), (1140, 59901), (1230, 55518), (1461, 46740), (1476, 46265), (1558, 43830), (1710, 39934), (1845, 37012), (1948, 35055), (2337, 29220), (2435, 28044), (2460, 27759), (2922, 23370), (3116, 21915), (3420, 19967), (3690, 18506), (3895, 17532), (4383, 15580), (4674, 14610), (4870, 14022), (5844, 11685), (7011, 9740), (7305, 9348), (7380, 9253), (7790, 8766)]