74814780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 238694400

約数和(自身を除く): 163879620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 31, 38, 57, 58, 60, 62, 73, 76, 87, 93, 95, 114, 116, 124, 145, 146, 155, 174, 186, 190, 219, 228, 285, 290, 292, 310, 348, 365, 372, 380, 435, 438, 465, 551, 570, 580, 589, 620, 730, 870, 876, 899, 930, 1095, 1102, 1140, 1178, 1387, 1460, 1653, 1740, 1767, 1798, 1860, 2117, 2190, 2204, 2263, 2356, 2697, 2755, 2774, 2945, 3306, 3534, 3596, 4161, 4234, 4380, 4495, 4526, 5394, 5510, 5548, 5890, 6351, 6612, 6789, 6935, 7068, 8265, 8322, 8468, 8835, 8990, 9052, 10585, 10788, 11020, 11315, 11780, 12702, 13485, 13578, 13870, 16530, 16644, 17081, 17670, 17980, 20805, 21170, 22630, 25404, 26970, 27156, 27740, 31755, 33060, 33945, 34162, 35340, 40223, 41610, 42340, 42997, 45260, 51243, 53940, 63510, 65627, 67890, 68324, 80446, 83220, 85405, 85994, 102486, 120669, 127020, 128991, 131254, 135780, 160892, 170810, 171988, 196881, 201115, 204972, 214985, 241338, 256215, 257982, 262508, 328135, 341620, 393762, 402230, 429970, 482676, 512430, 515964, 603345, 644955, 656270, 787524, 804460, 859940, 984405, 1024860, 1206690, 1246913, 1289910, 1312540, 1968810, 2413380, 2493826, 2579820, 3740739, 3937620, 4987652, 6234565, 7481478, 12469130, 14962956, 18703695, 24938260, 37407390, 74814780]

約数ペア:

[(1, 74814780), (2, 37407390), (3, 24938260), (4, 18703695), (5, 14962956), (6, 12469130), (10, 7481478), (12, 6234565), (15, 4987652), (19, 3937620), (20, 3740739), (29, 2579820), (30, 2493826), (31, 2413380), (38, 1968810), (57, 1312540), (58, 1289910), (60, 1246913), (62, 1206690), (73, 1024860), (76, 984405), (87, 859940), (93, 804460), (95, 787524), (114, 656270), (116, 644955), (124, 603345), (145, 515964), (146, 512430), (155, 482676), (174, 429970), (186, 402230), (190, 393762), (219, 341620), (228, 328135), (285, 262508), (290, 257982), (292, 256215), (310, 241338), (348, 214985), (365, 204972), (372, 201115), (380, 196881), (435, 171988), (438, 170810), (465, 160892), (551, 135780), (570, 131254), (580, 128991), (589, 127020), (620, 120669), (730, 102486), (870, 85994), (876, 85405), (899, 83220), (930, 80446), (1095, 68324), (1102, 67890), (1140, 65627), (1178, 63510), (1387, 53940), (1460, 51243), (1653, 45260), (1740, 42997), (1767, 42340), (1798, 41610), (1860, 40223), (2117, 35340), (2190, 34162), (2204, 33945), (2263, 33060), (2356, 31755), (2697, 27740), (2755, 27156), (2774, 26970), (2945, 25404), (3306, 22630), (3534, 21170), (3596, 20805), (4161, 17980), (4234, 17670), (4380, 17081), (4495, 16644), (4526, 16530), (5394, 13870), (5510, 13578), (5548, 13485), (5890, 12702), (6351, 11780), (6612, 11315), (6789, 11020), (6935, 10788), (7068, 10585), (8265, 9052), (8322, 8990), (8468, 8835)]