147469840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3709}}^1$

素因数の和:3800

約数の個数: 80

約数和(自身を含む): 397474560

約数和(自身を除く): 250004720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3709, 3976, 4970, 5680, 7418, 7952, 9940, 14836, 18545, 19880, 25963, 29672, 37090, 39760, 51926, 59344, 74180, 103852, 129815, 148360, 207704, 259630, 263339, 296720, 415408, 519260, 526678, 1038520, 1053356, 1316695, 1843373, 2077040, 2106712, 2633390, 3686746, 4213424, 5266780, 7373492, 9216865, 10533560, 14746984, 18433730, 21067120, 29493968, 36867460, 73734920, 147469840]

約数ペア:

[(1, 147469840), (2, 73734920), (4, 36867460), (5, 29493968), (7, 21067120), (8, 18433730), (10, 14746984), (14, 10533560), (16, 9216865), (20, 7373492), (28, 5266780), (35, 4213424), (40, 3686746), (56, 2633390), (70, 2106712), (71, 2077040), (80, 1843373), (112, 1316695), (140, 1053356), (142, 1038520), (280, 526678), (284, 519260), (355, 415408), (497, 296720), (560, 263339), (568, 259630), (710, 207704), (994, 148360), (1136, 129815), (1420, 103852), (1988, 74180), (2485, 59344), (2840, 51926), (3709, 39760), (3976, 37090), (4970, 29672), (5680, 25963), (7418, 19880), (7952, 18545), (9940, 14836)]