152880980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2233

約数の個数: 72

約数和(自身を含む): 378759528

約数和(自身を除く): 225878548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2137, 2555, 3577, 4274, 5110, 7154, 8548, 10220, 10685, 14308, 14959, 17885, 21370, 29918, 35770, 42740, 59836, 71540, 74795, 104713, 149590, 156001, 209426, 299180, 312002, 418852, 523565, 624004, 780005, 1047130, 1092007, 1560010, 2094260, 2184014, 3120020, 4368028, 5460035, 7644049, 10920070, 15288098, 21840140, 30576196, 38220245, 76440490, 152880980]

約数ペア:

[(1, 152880980), (2, 76440490), (4, 38220245), (5, 30576196), (7, 21840140), (10, 15288098), (14, 10920070), (20, 7644049), (28, 5460035), (35, 4368028), (49, 3120020), (70, 2184014), (73, 2094260), (98, 1560010), (140, 1092007), (146, 1047130), (196, 780005), (245, 624004), (292, 523565), (365, 418852), (490, 312002), (511, 299180), (730, 209426), (980, 156001), (1022, 149590), (1460, 104713), (2044, 74795), (2137, 71540), (2555, 59836), (3577, 42740), (4274, 35770), (5110, 29918), (7154, 21370), (8548, 17885), (10220, 14959), (10685, 14308)]