18164760

素因数分解:

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

素因数の和:321

約数の個数: 128

約数和(自身を含む): 59443200

約数和(自身を除く): 41278440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 257, 285, 310, 372, 380, 456, 465, 514, 570, 589, 620, 744, 760, 771, 930, 1028, 1140, 1178, 1240, 1285, 1542, 1767, 1860, 2056, 2280, 2356, 2570, 2945, 3084, 3534, 3720, 3855, 4712, 4883, 5140, 5890, 6168, 7068, 7710, 7967, 8835, 9766, 10280, 11780, 14136, 14649, 15420, 15934, 17670, 19532, 23560, 23901, 24415, 29298, 30840, 31868, 35340, 39064, 39835, 47802, 48830, 58596, 63736, 70680, 73245, 79670, 95604, 97660, 117192, 119505, 146490, 151373, 159340, 191208, 195320, 239010, 292980, 302746, 318680, 454119, 478020, 585960, 605492, 756865, 908238, 956040, 1210984, 1513730, 1816476, 2270595, 3027460, 3632952, 4541190, 6054920, 9082380, 18164760]

約数ペア:

[(1, 18164760), (2, 9082380), (3, 6054920), (4, 4541190), (5, 3632952), (6, 3027460), (8, 2270595), (10, 1816476), (12, 1513730), (15, 1210984), (19, 956040), (20, 908238), (24, 756865), (30, 605492), (31, 585960), (38, 478020), (40, 454119), (57, 318680), (60, 302746), (62, 292980), (76, 239010), (93, 195320), (95, 191208), (114, 159340), (120, 151373), (124, 146490), (152, 119505), (155, 117192), (186, 97660), (190, 95604), (228, 79670), (248, 73245), (257, 70680), (285, 63736), (310, 58596), (372, 48830), (380, 47802), (456, 39835), (465, 39064), (514, 35340), (570, 31868), (589, 30840), (620, 29298), (744, 24415), (760, 23901), (771, 23560), (930, 19532), (1028, 17670), (1140, 15934), (1178, 15420), (1240, 14649), (1285, 14136), (1542, 11780), (1767, 10280), (1860, 9766), (2056, 8835), (2280, 7967), (2356, 7710), (2570, 7068), (2945, 6168), (3084, 5890), (3534, 5140), (3720, 4883), (3855, 4712)]