320021424

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 919575072

約数和(自身を除く): 599553648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 113, 142, 144, 213, 226, 277, 284, 339, 426, 452, 554, 568, 639, 678, 831, 852, 904, 1017, 1108, 1136, 1278, 1356, 1662, 1704, 1808, 2034, 2216, 2493, 2556, 2712, 3324, 3408, 4068, 4432, 4986, 5112, 5424, 6648, 8023, 8136, 9972, 10224, 13296, 16046, 16272, 19667, 19944, 24069, 31301, 32092, 39334, 39888, 48138, 59001, 62602, 64184, 72207, 78668, 93903, 96276, 118002, 125204, 128368, 144414, 157336, 177003, 187806, 192552, 236004, 250408, 281709, 288828, 314672, 354006, 375612, 385104, 472008, 500816, 563418, 577656, 708012, 751224, 944016, 1126836, 1155312, 1416024, 1502448, 2222371, 2253672, 2832048, 4444742, 4507344, 6667113, 8889484, 13334226, 17778968, 20001339, 26668452, 35557936, 40002678, 53336904, 80005356, 106673808, 160010712, 320021424]

約数ペア:

[(1, 320021424), (2, 160010712), (3, 106673808), (4, 80005356), (6, 53336904), (8, 40002678), (9, 35557936), (12, 26668452), (16, 20001339), (18, 17778968), (24, 13334226), (36, 8889484), (48, 6667113), (71, 4507344), (72, 4444742), (113, 2832048), (142, 2253672), (144, 2222371), (213, 1502448), (226, 1416024), (277, 1155312), (284, 1126836), (339, 944016), (426, 751224), (452, 708012), (554, 577656), (568, 563418), (639, 500816), (678, 472008), (831, 385104), (852, 375612), (904, 354006), (1017, 314672), (1108, 288828), (1136, 281709), (1278, 250408), (1356, 236004), (1662, 192552), (1704, 187806), (1808, 177003), (2034, 157336), (2216, 144414), (2493, 128368), (2556, 125204), (2712, 118002), (3324, 96276), (3408, 93903), (4068, 78668), (4432, 72207), (4986, 64184), (5112, 62602), (5424, 59001), (6648, 48138), (8023, 39888), (8136, 39334), (9972, 32092), (10224, 31301), (13296, 24069), (16046, 19944), (16272, 19667)]