1900527580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 4901783040

約数和(自身を除く): 3001255460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 107, 119, 140, 170, 214, 238, 289, 340, 428, 439, 476, 535, 578, 595, 749, 878, 1070, 1156, 1190, 1445, 1498, 1756, 1819, 2023, 2140, 2195, 2380, 2890, 2996, 3073, 3638, 3745, 4046, 4390, 5780, 6146, 7276, 7463, 7490, 8092, 8780, 9095, 10115, 12292, 12733, 14926, 14980, 15365, 18190, 20230, 25466, 29852, 30730, 30923, 36380, 37315, 40460, 46973, 50932, 52241, 61460, 61846, 63665, 74630, 93946, 104482, 123692, 126871, 127330, 149260, 154615, 187892, 208964, 216461, 234865, 253742, 254660, 261205, 309230, 328811, 432922, 469730, 507484, 522410, 618460, 634355, 657622, 798541, 865844, 888097, 939460, 1044820, 1082305, 1268710, 1315244, 1597082, 1644055, 1776194, 2164610, 2537420, 3194164, 3288110, 3552388, 3992705, 4329220, 4440485, 5589787, 6576220, 7985410, 8880970, 11179574, 13575197, 15970820, 17761940, 22359148, 27150394, 27948935, 54300788, 55897870, 67875985, 95026379, 111795740, 135751970, 190052758, 271503940, 380105516, 475131895, 950263790, 1900527580]

約数ペア:

[(1, 1900527580), (2, 950263790), (4, 475131895), (5, 380105516), (7, 271503940), (10, 190052758), (14, 135751970), (17, 111795740), (20, 95026379), (28, 67875985), (34, 55897870), (35, 54300788), (68, 27948935), (70, 27150394), (85, 22359148), (107, 17761940), (119, 15970820), (140, 13575197), (170, 11179574), (214, 8880970), (238, 7985410), (289, 6576220), (340, 5589787), (428, 4440485), (439, 4329220), (476, 3992705), (535, 3552388), (578, 3288110), (595, 3194164), (749, 2537420), (878, 2164610), (1070, 1776194), (1156, 1644055), (1190, 1597082), (1445, 1315244), (1498, 1268710), (1756, 1082305), (1819, 1044820), (2023, 939460), (2140, 888097), (2195, 865844), (2380, 798541), (2890, 657622), (2996, 634355), (3073, 618460), (3638, 522410), (3745, 507484), (4046, 469730), (4390, 432922), (5780, 328811), (6146, 309230), (7276, 261205), (7463, 254660), (7490, 253742), (8092, 234865), (8780, 216461), (9095, 208964), (10115, 187892), (12292, 154615), (12733, 149260), (14926, 127330), (14980, 126871), (15365, 123692), (18190, 104482), (20230, 93946), (25466, 74630), (29852, 63665), (30730, 61846), (30923, 61460), (36380, 52241), (37315, 50932), (40460, 46973)]