156331320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 500385600

約数和(自身を除く): 344054280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 197, 204, 255, 340, 389, 394, 408, 510, 591, 680, 778, 788, 985, 1020, 1167, 1182, 1556, 1576, 1945, 1970, 2040, 2334, 2364, 2955, 3112, 3349, 3890, 3940, 4668, 4728, 5835, 5910, 6613, 6698, 7780, 7880, 9336, 10047, 11670, 11820, 13226, 13396, 15560, 16745, 19839, 20094, 23340, 23640, 26452, 26792, 33065, 33490, 39678, 40188, 46680, 50235, 52904, 66130, 66980, 76633, 79356, 80376, 99195, 100470, 132260, 133960, 153266, 158712, 198390, 200940, 229899, 264520, 306532, 383165, 396780, 401880, 459798, 613064, 766330, 793560, 919596, 1149495, 1302761, 1532660, 1839192, 2298990, 2605522, 3065320, 3908283, 4597980, 5211044, 6513805, 7816566, 9195960, 10422088, 13027610, 15633132, 19541415, 26055220, 31266264, 39082830, 52110440, 78165660, 156331320]

約数ペア:

[(1, 156331320), (2, 78165660), (3, 52110440), (4, 39082830), (5, 31266264), (6, 26055220), (8, 19541415), (10, 15633132), (12, 13027610), (15, 10422088), (17, 9195960), (20, 7816566), (24, 6513805), (30, 5211044), (34, 4597980), (40, 3908283), (51, 3065320), (60, 2605522), (68, 2298990), (85, 1839192), (102, 1532660), (120, 1302761), (136, 1149495), (170, 919596), (197, 793560), (204, 766330), (255, 613064), (340, 459798), (389, 401880), (394, 396780), (408, 383165), (510, 306532), (591, 264520), (680, 229899), (778, 200940), (788, 198390), (985, 158712), (1020, 153266), (1167, 133960), (1182, 132260), (1556, 100470), (1576, 99195), (1945, 80376), (1970, 79356), (2040, 76633), (2334, 66980), (2364, 66130), (2955, 52904), (3112, 50235), (3349, 46680), (3890, 40188), (3940, 39678), (4668, 33490), (4728, 33065), (5835, 26792), (5910, 26452), (6613, 23640), (6698, 23340), (7780, 20094), (7880, 19839), (9336, 16745), (10047, 15560), (11670, 13396), (11820, 13226)]