197998920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{78571}}^1$

素因数の和:78595

約数の個数: 96

約数和(自身を含む): 735433920

約数和(自身を除く): 537435000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 78571, 157142, 235713, 314284, 392855, 471426, 549997, 628568, 707139, 785710, 942852, 1099994, 1178565, 1414278, 1571420, 1649991, 1885704, 2199988, 2357130, 2749985, 2828556, 3142840, 3299982, 3535695, 4399976, 4714260, 4949973, 5499970, 5657112, 6599964, 7071390, 8249955, 9428520, 9899946, 10999940, 13199928, 14142780, 16499910, 19799892, 21999880, 24749865, 28285560, 32999820, 39599784, 49499730, 65999640, 98999460, 197998920]

約数ペア:

[(1, 197998920), (2, 98999460), (3, 65999640), (4, 49499730), (5, 39599784), (6, 32999820), (7, 28285560), (8, 24749865), (9, 21999880), (10, 19799892), (12, 16499910), (14, 14142780), (15, 13199928), (18, 10999940), (20, 9899946), (21, 9428520), (24, 8249955), (28, 7071390), (30, 6599964), (35, 5657112), (36, 5499970), (40, 4949973), (42, 4714260), (45, 4399976), (56, 3535695), (60, 3299982), (63, 3142840), (70, 2828556), (72, 2749985), (84, 2357130), (90, 2199988), (105, 1885704), (120, 1649991), (126, 1571420), (140, 1414278), (168, 1178565), (180, 1099994), (210, 942852), (252, 785710), (280, 707139), (315, 628568), (360, 549997), (420, 471426), (504, 392855), (630, 314284), (840, 235713), (1260, 157142), (2520, 78571)]