420814008

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{12409}}^1$

素因数の和:12581

約数の個数: 64

約数和(自身を含む): 1176468000

約数和(自身を除く): 755653992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 4239, 5652, 8478, 11304, 12409, 16956, 24818, 33912, 37227, 49636, 74454, 99272, 111681, 148908, 223362, 297816, 335043, 446724, 670086, 893448, 1340172, 1948213, 2680344, 3896426, 5844639, 7792852, 11689278, 15585704, 17533917, 23378556, 35067834, 46757112, 52601751, 70135668, 105203502, 140271336, 210407004, 420814008]

約数ペア:

[(1, 420814008), (2, 210407004), (3, 140271336), (4, 105203502), (6, 70135668), (8, 52601751), (9, 46757112), (12, 35067834), (18, 23378556), (24, 17533917), (27, 15585704), (36, 11689278), (54, 7792852), (72, 5844639), (108, 3896426), (157, 2680344), (216, 1948213), (314, 1340172), (471, 893448), (628, 670086), (942, 446724), (1256, 335043), (1413, 297816), (1884, 223362), (2826, 148908), (3768, 111681), (4239, 99272), (5652, 74454), (8478, 49636), (11304, 37227), (12409, 33912), (16956, 24818)]