818095860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{5011}}^1$

素因数の和:5933

約数の個数: 72

約数和(自身を含む): 2484789216

約数和(自身を除く): 1666693356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 907, 1814, 2721, 3628, 4535, 5011, 5442, 8163, 9070, 10022, 10884, 13605, 15033, 16326, 18140, 20044, 25055, 27210, 30066, 32652, 40815, 45099, 50110, 54420, 60132, 75165, 81630, 90198, 100220, 150330, 163260, 180396, 225495, 300660, 450990, 901980, 4544977, 9089954, 13634931, 18179908, 22724885, 27269862, 40904793, 45449770, 54539724, 68174655, 81809586, 90899540, 136349310, 163619172, 204523965, 272698620, 409047930, 818095860]

約数ペア:

[(1, 818095860), (2, 409047930), (3, 272698620), (4, 204523965), (5, 163619172), (6, 136349310), (9, 90899540), (10, 81809586), (12, 68174655), (15, 54539724), (18, 45449770), (20, 40904793), (30, 27269862), (36, 22724885), (45, 18179908), (60, 13634931), (90, 9089954), (180, 4544977), (907, 901980), (1814, 450990), (2721, 300660), (3628, 225495), (4535, 180396), (5011, 163260), (5442, 150330), (8163, 100220), (9070, 90198), (10022, 81630), (10884, 75165), (13605, 60132), (15033, 54420), (16326, 50110), (18140, 45099), (20044, 40815), (25055, 32652), (27210, 30066)]