641566008

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 1913155200

約数和(自身を除く): 1271589192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 107, 108, 114, 152, 162, 171, 214, 216, 228, 321, 324, 342, 428, 456, 487, 513, 642, 648, 684, 856, 963, 974, 1026, 1284, 1368, 1461, 1539, 1926, 1948, 2033, 2052, 2568, 2889, 2922, 3078, 3852, 3896, 4066, 4104, 4383, 5778, 5844, 6099, 6156, 7704, 8132, 8667, 8766, 9253, 11556, 11688, 12198, 12312, 13149, 16264, 17334, 17532, 18297, 18506, 23112, 24396, 26298, 27759, 34668, 35064, 36594, 37012, 39447, 48792, 52109, 52596, 54891, 55518, 69336, 73188, 74024, 78894, 83277, 104218, 105192, 109782, 111036, 146376, 156327, 157788, 164673, 166554, 208436, 219564, 222072, 249831, 312654, 315576, 329346, 333108, 416872, 439128, 468981, 499662, 625308, 658692, 666216, 749493, 937962, 990071, 999324, 1250616, 1317384, 1406943, 1498986, 1875924, 1980142, 1998648, 2813886, 2970213, 2997972, 3751848, 3960284, 4220829, 5627772, 5940426, 5995944, 7920568, 8441658, 8910639, 11255544, 11880852, 16883316, 17821278, 23761704, 26731917, 33766632, 35642556, 53463834, 71285112, 80195751, 106927668, 160391502, 213855336, 320783004, 641566008]

約数ペア:

[(1, 641566008), (2, 320783004), (3, 213855336), (4, 160391502), (6, 106927668), (8, 80195751), (9, 71285112), (12, 53463834), (18, 35642556), (19, 33766632), (24, 26731917), (27, 23761704), (36, 17821278), (38, 16883316), (54, 11880852), (57, 11255544), (72, 8910639), (76, 8441658), (81, 7920568), (107, 5995944), (108, 5940426), (114, 5627772), (152, 4220829), (162, 3960284), (171, 3751848), (214, 2997972), (216, 2970213), (228, 2813886), (321, 1998648), (324, 1980142), (342, 1875924), (428, 1498986), (456, 1406943), (487, 1317384), (513, 1250616), (642, 999324), (648, 990071), (684, 937962), (856, 749493), (963, 666216), (974, 658692), (1026, 625308), (1284, 499662), (1368, 468981), (1461, 439128), (1539, 416872), (1926, 333108), (1948, 329346), (2033, 315576), (2052, 312654), (2568, 249831), (2889, 222072), (2922, 219564), (3078, 208436), (3852, 166554), (3896, 164673), (4066, 157788), (4104, 156327), (4383, 146376), (5778, 111036), (5844, 109782), (6099, 105192), (6156, 104218), (7704, 83277), (8132, 78894), (8667, 74024), (8766, 73188), (9253, 69336), (11556, 55518), (11688, 54891), (12198, 52596), (12312, 52109), (13149, 48792), (16264, 39447), (17334, 37012), (17532, 36594), (18297, 35064), (18506, 34668), (23112, 27759), (24396, 26298)]