139778820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1777}}^1$

素因数の和:1834

約数の個数: 144

約数和(自身を含む): 465978240

約数和(自身を除く): 326199420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 1035, 1140, 1311, 1380, 1710, 1748, 1777, 2070, 2185, 2622, 3420, 3554, 3933, 4140, 4370, 5244, 5331, 6555, 7108, 7866, 8740, 8885, 10662, 13110, 15732, 15993, 17770, 19665, 21324, 26220, 26655, 31986, 33763, 35540, 39330, 40871, 53310, 63972, 67526, 78660, 79965, 81742, 101289, 106620, 122613, 135052, 159930, 163484, 168815, 202578, 204355, 245226, 303867, 319860, 337630, 367839, 405156, 408710, 490452, 506445, 607734, 613065, 675260, 735678, 776549, 817420, 1012890, 1215468, 1226130, 1471356, 1519335, 1553098, 1839195, 2025780, 2329647, 2452260, 3038670, 3106196, 3678390, 3882745, 4659294, 6077340, 6988941, 7356780, 7765490, 9318588, 11648235, 13977882, 15530980, 23296470, 27955764, 34944705, 46592940, 69889410, 139778820]

約数ペア:

[(1, 139778820), (2, 69889410), (3, 46592940), (4, 34944705), (5, 27955764), (6, 23296470), (9, 15530980), (10, 13977882), (12, 11648235), (15, 9318588), (18, 7765490), (19, 7356780), (20, 6988941), (23, 6077340), (30, 4659294), (36, 3882745), (38, 3678390), (45, 3106196), (46, 3038670), (57, 2452260), (60, 2329647), (69, 2025780), (76, 1839195), (90, 1553098), (92, 1519335), (95, 1471356), (114, 1226130), (115, 1215468), (138, 1012890), (171, 817420), (180, 776549), (190, 735678), (207, 675260), (228, 613065), (230, 607734), (276, 506445), (285, 490452), (342, 408710), (345, 405156), (380, 367839), (414, 337630), (437, 319860), (460, 303867), (570, 245226), (684, 204355), (690, 202578), (828, 168815), (855, 163484), (874, 159930), (1035, 135052), (1140, 122613), (1311, 106620), (1380, 101289), (1710, 81742), (1748, 79965), (1777, 78660), (2070, 67526), (2185, 63972), (2622, 53310), (3420, 40871), (3554, 39330), (3933, 35540), (4140, 33763), (4370, 31986), (5244, 26655), (5331, 26220), (6555, 21324), (7108, 19665), (7866, 17770), (8740, 15993), (8885, 15732), (10662, 13110)]