40534980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 126786240

約数和(自身を除く): 86251260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 37, 38, 57, 60, 62, 74, 76, 93, 95, 111, 114, 124, 148, 155, 185, 186, 190, 222, 228, 285, 310, 370, 372, 380, 444, 465, 555, 570, 589, 620, 703, 740, 930, 961, 1110, 1140, 1147, 1178, 1406, 1767, 1860, 1922, 2109, 2220, 2294, 2356, 2812, 2883, 2945, 3441, 3515, 3534, 3844, 4218, 4588, 4805, 5735, 5766, 5890, 6882, 7030, 7068, 8436, 8835, 9610, 10545, 11470, 11532, 11780, 13764, 14060, 14415, 17205, 17670, 18259, 19220, 21090, 21793, 22940, 28830, 34410, 35340, 35557, 36518, 42180, 43586, 54777, 57660, 65379, 68820, 71114, 73036, 87172, 91295, 106671, 108965, 109554, 130758, 142228, 177785, 182590, 213342, 217930, 219108, 261516, 273885, 326895, 355570, 365180, 426684, 435860, 533355, 547770, 653790, 675583, 711140, 1066710, 1095540, 1307580, 1351166, 2026749, 2133420, 2702332, 3377915, 4053498, 6755830, 8106996, 10133745, 13511660, 20267490, 40534980]

約数ペア:

[(1, 40534980), (2, 20267490), (3, 13511660), (4, 10133745), (5, 8106996), (6, 6755830), (10, 4053498), (12, 3377915), (15, 2702332), (19, 2133420), (20, 2026749), (30, 1351166), (31, 1307580), (37, 1095540), (38, 1066710), (57, 711140), (60, 675583), (62, 653790), (74, 547770), (76, 533355), (93, 435860), (95, 426684), (111, 365180), (114, 355570), (124, 326895), (148, 273885), (155, 261516), (185, 219108), (186, 217930), (190, 213342), (222, 182590), (228, 177785), (285, 142228), (310, 130758), (370, 109554), (372, 108965), (380, 106671), (444, 91295), (465, 87172), (555, 73036), (570, 71114), (589, 68820), (620, 65379), (703, 57660), (740, 54777), (930, 43586), (961, 42180), (1110, 36518), (1140, 35557), (1147, 35340), (1178, 34410), (1406, 28830), (1767, 22940), (1860, 21793), (1922, 21090), (2109, 19220), (2220, 18259), (2294, 17670), (2356, 17205), (2812, 14415), (2883, 14060), (2945, 13764), (3441, 11780), (3515, 11532), (3534, 11470), (3844, 10545), (4218, 9610), (4588, 8835), (4805, 8436), (5735, 7068), (5766, 7030), (5890, 6882)]