257928120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1049}}^1$

素因数の和:1749

約数の個数: 96

約数和(自身を含む): 840294000

約数和(自身を除く): 582365880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 683, 1049, 1366, 2049, 2098, 2732, 3147, 3415, 4098, 4196, 5245, 5464, 6147, 6294, 6830, 8196, 8392, 9441, 10245, 10490, 12294, 12588, 13660, 15735, 16392, 18882, 20490, 20980, 24588, 25176, 27320, 30735, 31470, 37764, 40980, 41960, 47205, 49176, 61470, 62940, 75528, 81960, 94410, 122940, 125880, 188820, 245880, 377640, 716467, 1432934, 2149401, 2865868, 3582335, 4298802, 5731736, 6448203, 7164670, 8597604, 10747005, 12896406, 14329340, 17195208, 21494010, 25792812, 28658680, 32241015, 42988020, 51585624, 64482030, 85976040, 128964060, 257928120]

約数ペア:

[(1, 257928120), (2, 128964060), (3, 85976040), (4, 64482030), (5, 51585624), (6, 42988020), (8, 32241015), (9, 28658680), (10, 25792812), (12, 21494010), (15, 17195208), (18, 14329340), (20, 12896406), (24, 10747005), (30, 8597604), (36, 7164670), (40, 6448203), (45, 5731736), (60, 4298802), (72, 3582335), (90, 2865868), (120, 2149401), (180, 1432934), (360, 716467), (683, 377640), (1049, 245880), (1366, 188820), (2049, 125880), (2098, 122940), (2732, 94410), (3147, 81960), (3415, 75528), (4098, 62940), (4196, 61470), (5245, 49176), (5464, 47205), (6147, 41960), (6294, 40980), (6830, 37764), (8196, 31470), (8392, 30735), (9441, 27320), (10245, 25176), (10490, 24588), (12294, 20980), (12588, 20490), (13660, 18882), (15735, 16392)]