661503240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32237}}^1$

素因数の和:32276

約数の個数: 128

約数和(自身を含む): 2321136000

約数和(自身を除く): 1659632760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 32237, 64474, 96711, 128948, 161185, 193422, 257896, 290133, 322370, 386844, 483555, 580266, 612503, 644740, 773688, 870399, 967110, 1160532, 1225006, 1289480, 1450665, 1740798, 1837509, 1934220, 2321064, 2450012, 2901330, 3062515, 3481596, 3675018, 3868440, 4351995, 4900024, 5512527, 5802660, 6125030, 6963192, 7350036, 8703990, 9187545, 11025054, 11605320, 12250060, 14700072, 16537581, 17407980, 18375090, 22050108, 24500120, 27562635, 33075162, 34815960, 36750180, 44100216, 55125270, 66150324, 73500360, 82687905, 110250540, 132300648, 165375810, 220501080, 330751620, 661503240]

約数ペア:

[(1, 661503240), (2, 330751620), (3, 220501080), (4, 165375810), (5, 132300648), (6, 110250540), (8, 82687905), (9, 73500360), (10, 66150324), (12, 55125270), (15, 44100216), (18, 36750180), (19, 34815960), (20, 33075162), (24, 27562635), (27, 24500120), (30, 22050108), (36, 18375090), (38, 17407980), (40, 16537581), (45, 14700072), (54, 12250060), (57, 11605320), (60, 11025054), (72, 9187545), (76, 8703990), (90, 7350036), (95, 6963192), (108, 6125030), (114, 5802660), (120, 5512527), (135, 4900024), (152, 4351995), (171, 3868440), (180, 3675018), (190, 3481596), (216, 3062515), (228, 2901330), (270, 2450012), (285, 2321064), (342, 1934220), (360, 1837509), (380, 1740798), (456, 1450665), (513, 1289480), (540, 1225006), (570, 1160532), (684, 967110), (760, 870399), (855, 773688), (1026, 644740), (1080, 612503), (1140, 580266), (1368, 483555), (1710, 386844), (2052, 322370), (2280, 290133), (2565, 257896), (3420, 193422), (4104, 161185), (5130, 128948), (6840, 96711), (10260, 64474), (20520, 32237)]