178859160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 192

約数和(自身を含む): 621504000

約数和(自身を除く): 442644840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 79, 90, 95, 114, 120, 152, 158, 171, 180, 190, 228, 237, 285, 316, 331, 342, 360, 380, 395, 456, 474, 570, 632, 662, 684, 711, 760, 790, 855, 948, 993, 1140, 1185, 1324, 1368, 1422, 1501, 1580, 1655, 1710, 1896, 1986, 2280, 2370, 2648, 2844, 2979, 3002, 3160, 3310, 3420, 3555, 3972, 4503, 4740, 4965, 5688, 5958, 6004, 6289, 6620, 6840, 7110, 7505, 7944, 9006, 9480, 9930, 11916, 12008, 12578, 13240, 13509, 14220, 14895, 15010, 18012, 18867, 19860, 22515, 23832, 25156, 26149, 27018, 28440, 29790, 30020, 31445, 36024, 37734, 39720, 45030, 50312, 52298, 54036, 56601, 59580, 60040, 62890, 67545, 75468, 78447, 90060, 94335, 104596, 108072, 113202, 119160, 125780, 130745, 135090, 150936, 156894, 180120, 188670, 209192, 226404, 235341, 251560, 261490, 270180, 283005, 313788, 377340, 392235, 452808, 470682, 496831, 522980, 540360, 566010, 627576, 754680, 784470, 941364, 993662, 1045960, 1132020, 1176705, 1490493, 1568940, 1882728, 1987324, 2264040, 2353410, 2484155, 2980986, 3137880, 3974648, 4471479, 4706820, 4968310, 5961972, 7452465, 8942958, 9413640, 9936620, 11923944, 14904930, 17885916, 19873240, 22357395, 29809860, 35771832, 44714790, 59619720, 89429580, 178859160]

約数ペア:

[(1, 178859160), (2, 89429580), (3, 59619720), (4, 44714790), (5, 35771832), (6, 29809860), (8, 22357395), (9, 19873240), (10, 17885916), (12, 14904930), (15, 11923944), (18, 9936620), (19, 9413640), (20, 8942958), (24, 7452465), (30, 5961972), (36, 4968310), (38, 4706820), (40, 4471479), (45, 3974648), (57, 3137880), (60, 2980986), (72, 2484155), (76, 2353410), (79, 2264040), (90, 1987324), (95, 1882728), (114, 1568940), (120, 1490493), (152, 1176705), (158, 1132020), (171, 1045960), (180, 993662), (190, 941364), (228, 784470), (237, 754680), (285, 627576), (316, 566010), (331, 540360), (342, 522980), (360, 496831), (380, 470682), (395, 452808), (456, 392235), (474, 377340), (570, 313788), (632, 283005), (662, 270180), (684, 261490), (711, 251560), (760, 235341), (790, 226404), (855, 209192), (948, 188670), (993, 180120), (1140, 156894), (1185, 150936), (1324, 135090), (1368, 130745), (1422, 125780), (1501, 119160), (1580, 113202), (1655, 108072), (1710, 104596), (1896, 94335), (1986, 90060), (2280, 78447), (2370, 75468), (2648, 67545), (2844, 62890), (2979, 60040), (3002, 59580), (3160, 56601), (3310, 54036), (3420, 52298), (3555, 50312), (3972, 45030), (4503, 39720), (4740, 37734), (4965, 36024), (5688, 31445), (5958, 30020), (6004, 29790), (6289, 28440), (6620, 27018), (6840, 26149), (7110, 25156), (7505, 23832), (7944, 22515), (9006, 19860), (9480, 18867), (9930, 18012), (11916, 15010), (12008, 14895), (12578, 14220), (13240, 13509)]