40870710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 118886400

約数和(自身を除く): 78015690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 135, 155, 171, 186, 190, 257, 270, 279, 285, 310, 342, 465, 513, 514, 558, 570, 589, 771, 837, 855, 930, 1026, 1178, 1285, 1395, 1542, 1674, 1710, 1767, 2313, 2565, 2570, 2790, 2945, 3534, 3855, 4185, 4626, 4883, 5130, 5301, 5890, 6939, 7710, 7967, 8370, 8835, 9766, 10602, 11565, 13878, 14649, 15903, 15934, 17670, 23130, 23901, 24415, 26505, 29298, 31806, 34695, 39835, 43947, 47802, 48830, 53010, 69390, 71703, 73245, 79515, 79670, 87894, 119505, 131841, 143406, 146490, 151373, 159030, 215109, 219735, 239010, 263682, 302746, 358515, 430218, 439470, 454119, 659205, 717030, 756865, 908238, 1075545, 1318410, 1362357, 1513730, 2151090, 2270595, 2724714, 4087071, 4541190, 6811785, 8174142, 13623570, 20435355, 40870710]

約数ペア:

[(1, 40870710), (2, 20435355), (3, 13623570), (5, 8174142), (6, 6811785), (9, 4541190), (10, 4087071), (15, 2724714), (18, 2270595), (19, 2151090), (27, 1513730), (30, 1362357), (31, 1318410), (38, 1075545), (45, 908238), (54, 756865), (57, 717030), (62, 659205), (90, 454119), (93, 439470), (95, 430218), (114, 358515), (135, 302746), (155, 263682), (171, 239010), (186, 219735), (190, 215109), (257, 159030), (270, 151373), (279, 146490), (285, 143406), (310, 131841), (342, 119505), (465, 87894), (513, 79670), (514, 79515), (558, 73245), (570, 71703), (589, 69390), (771, 53010), (837, 48830), (855, 47802), (930, 43947), (1026, 39835), (1178, 34695), (1285, 31806), (1395, 29298), (1542, 26505), (1674, 24415), (1710, 23901), (1767, 23130), (2313, 17670), (2565, 15934), (2570, 15903), (2790, 14649), (2945, 13878), (3534, 11565), (3855, 10602), (4185, 9766), (4626, 8835), (4883, 8370), (5130, 7967), (5301, 7710), (5890, 6939)]