85578660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 144

約数和(自身を含む): 281635200

約数和(自身を除く): 196056540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 439, 513, 540, 570, 684, 722, 855, 878, 1026, 1083, 1140, 1317, 1444, 1710, 1756, 1805, 2052, 2166, 2195, 2565, 2634, 3249, 3420, 3610, 3951, 4332, 4390, 5130, 5268, 5415, 6498, 6585, 7220, 7902, 8341, 8780, 9747, 10260, 10830, 11853, 12996, 13170, 15804, 16245, 16682, 19494, 19755, 21660, 23706, 25023, 26340, 32490, 33364, 38988, 39510, 41705, 47412, 48735, 50046, 59265, 64980, 75069, 79020, 83410, 97470, 100092, 118530, 125115, 150138, 158479, 166820, 194940, 225207, 237060, 250230, 300276, 316958, 375345, 450414, 475437, 500460, 633916, 750690, 792395, 900828, 950874, 1126035, 1426311, 1501380, 1584790, 1901748, 2252070, 2377185, 2852622, 3169580, 4278933, 4504140, 4754370, 5705244, 7131555, 8557866, 9508740, 14263110, 17115732, 21394665, 28526220, 42789330, 85578660]

約数ペア:

[(1, 85578660), (2, 42789330), (3, 28526220), (4, 21394665), (5, 17115732), (6, 14263110), (9, 9508740), (10, 8557866), (12, 7131555), (15, 5705244), (18, 4754370), (19, 4504140), (20, 4278933), (27, 3169580), (30, 2852622), (36, 2377185), (38, 2252070), (45, 1901748), (54, 1584790), (57, 1501380), (60, 1426311), (76, 1126035), (90, 950874), (95, 900828), (108, 792395), (114, 750690), (135, 633916), (171, 500460), (180, 475437), (190, 450414), (228, 375345), (270, 316958), (285, 300276), (342, 250230), (361, 237060), (380, 225207), (439, 194940), (513, 166820), (540, 158479), (570, 150138), (684, 125115), (722, 118530), (855, 100092), (878, 97470), (1026, 83410), (1083, 79020), (1140, 75069), (1317, 64980), (1444, 59265), (1710, 50046), (1756, 48735), (1805, 47412), (2052, 41705), (2166, 39510), (2195, 38988), (2565, 33364), (2634, 32490), (3249, 26340), (3420, 25023), (3610, 23706), (3951, 21660), (4332, 19755), (4390, 19494), (5130, 16682), (5268, 16245), (5415, 15804), (6498, 13170), (6585, 12996), (7220, 11853), (7902, 10830), (8341, 10260), (8780, 9747)]