87341940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 306179328

約数和(自身を除く): 218837388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 515, 618, 630, 673, 721, 927, 1030, 1236, 1260, 1346, 1442, 1545, 1854, 2019, 2060, 2163, 2692, 2884, 3090, 3365, 3605, 3708, 4038, 4326, 4635, 4711, 6057, 6180, 6489, 6730, 7210, 8076, 8652, 9270, 9422, 10095, 10815, 12114, 12978, 13460, 14133, 14420, 18540, 18844, 20190, 21630, 23555, 24228, 25956, 28266, 30285, 32445, 40380, 42399, 43260, 47110, 56532, 60570, 64890, 69319, 70665, 84798, 94220, 121140, 129780, 138638, 141330, 169596, 207957, 211995, 277276, 282660, 346595, 415914, 423990, 485233, 623871, 693190, 831828, 847980, 970466, 1039785, 1247742, 1386380, 1455699, 1940932, 2079570, 2426165, 2495484, 2911398, 3119355, 4159140, 4367097, 4852330, 5822796, 6238710, 7278495, 8734194, 9704660, 12477420, 14556990, 17468388, 21835485, 29113980, 43670970, 87341940]

約数ペア:

[(1, 87341940), (2, 43670970), (3, 29113980), (4, 21835485), (5, 17468388), (6, 14556990), (7, 12477420), (9, 9704660), (10, 8734194), (12, 7278495), (14, 6238710), (15, 5822796), (18, 4852330), (20, 4367097), (21, 4159140), (28, 3119355), (30, 2911398), (35, 2495484), (36, 2426165), (42, 2079570), (45, 1940932), (60, 1455699), (63, 1386380), (70, 1247742), (84, 1039785), (90, 970466), (103, 847980), (105, 831828), (126, 693190), (140, 623871), (180, 485233), (206, 423990), (210, 415914), (252, 346595), (309, 282660), (315, 277276), (412, 211995), (420, 207957), (515, 169596), (618, 141330), (630, 138638), (673, 129780), (721, 121140), (927, 94220), (1030, 84798), (1236, 70665), (1260, 69319), (1346, 64890), (1442, 60570), (1545, 56532), (1854, 47110), (2019, 43260), (2060, 42399), (2163, 40380), (2692, 32445), (2884, 30285), (3090, 28266), (3365, 25956), (3605, 24228), (3708, 23555), (4038, 21630), (4326, 20190), (4635, 18844), (4711, 18540), (6057, 14420), (6180, 14133), (6489, 13460), (6730, 12978), (7210, 12114), (8076, 10815), (8652, 10095), (9270, 9422)]