38307420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 127895040

約数和(自身を除く): 89587620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 487, 570, 684, 690, 828, 855, 874, 974, 1035, 1140, 1311, 1380, 1461, 1710, 1748, 1948, 2070, 2185, 2435, 2622, 2922, 3420, 3933, 4140, 4370, 4383, 4870, 5244, 5844, 6555, 7305, 7866, 8740, 8766, 9253, 9740, 11201, 13110, 14610, 15732, 17532, 18506, 19665, 21915, 22402, 26220, 27759, 29220, 33603, 37012, 39330, 43830, 44804, 46265, 55518, 56005, 67206, 78660, 83277, 87660, 92530, 100809, 111036, 112010, 134412, 138795, 166554, 168015, 185060, 201618, 212819, 224020, 277590, 333108, 336030, 403236, 416385, 425638, 504045, 555180, 638457, 672060, 832770, 851276, 1008090, 1064095, 1276914, 1665540, 1915371, 2016180, 2128190, 2553828, 3192285, 3830742, 4256380, 6384570, 7661484, 9576855, 12769140, 19153710, 38307420]

約数ペア:

[(1, 38307420), (2, 19153710), (3, 12769140), (4, 9576855), (5, 7661484), (6, 6384570), (9, 4256380), (10, 3830742), (12, 3192285), (15, 2553828), (18, 2128190), (19, 2016180), (20, 1915371), (23, 1665540), (30, 1276914), (36, 1064095), (38, 1008090), (45, 851276), (46, 832770), (57, 672060), (60, 638457), (69, 555180), (76, 504045), (90, 425638), (92, 416385), (95, 403236), (114, 336030), (115, 333108), (138, 277590), (171, 224020), (180, 212819), (190, 201618), (207, 185060), (228, 168015), (230, 166554), (276, 138795), (285, 134412), (342, 112010), (345, 111036), (380, 100809), (414, 92530), (437, 87660), (460, 83277), (487, 78660), (570, 67206), (684, 56005), (690, 55518), (828, 46265), (855, 44804), (874, 43830), (974, 39330), (1035, 37012), (1140, 33603), (1311, 29220), (1380, 27759), (1461, 26220), (1710, 22402), (1748, 21915), (1948, 19665), (2070, 18506), (2185, 17532), (2435, 15732), (2622, 14610), (2922, 13110), (3420, 11201), (3933, 9740), (4140, 9253), (4370, 8766), (4383, 8740), (4870, 7866), (5244, 7305), (5844, 6555)]