898144520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 2563974000

約数和(自身を除く): 1665829480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 101, 104, 130, 140, 182, 196, 202, 245, 260, 280, 349, 364, 392, 404, 455, 490, 505, 520, 637, 698, 707, 728, 808, 910, 980, 1010, 1274, 1313, 1396, 1414, 1745, 1820, 1960, 2020, 2443, 2548, 2626, 2792, 2828, 3185, 3490, 3535, 3640, 4040, 4537, 4886, 4949, 5096, 5252, 5656, 6370, 6565, 6980, 7070, 9074, 9191, 9772, 9898, 10504, 12215, 12740, 13130, 13960, 14140, 17101, 18148, 18382, 19544, 19796, 22685, 24430, 24745, 25480, 26260, 28280, 31759, 34202, 35249, 36296, 36764, 39592, 45370, 45955, 48860, 49490, 52520, 63518, 64337, 68404, 70498, 73528, 85505, 90740, 91910, 97720, 98980, 127036, 128674, 136808, 140996, 158795, 171010, 176245, 181480, 183820, 197960, 222313, 246743, 254072, 257348, 281992, 317590, 321685, 342020, 352490, 367640, 444626, 458237, 493486, 514696, 635180, 643370, 684040, 704980, 889252, 916474, 986972, 1111565, 1233715, 1270360, 1286740, 1409960, 1727201, 1778504, 1832948, 1973944, 2223130, 2291185, 2467430, 2573480, 3207659, 3454402, 3665896, 4446260, 4582370, 4934860, 6415318, 6908804, 8636005, 8892520, 9164740, 9869720, 12830636, 13817608, 16038295, 17272010, 18329480, 22453613, 25661272, 32076590, 34544020, 44907226, 64153180, 69088040, 89814452, 112268065, 128306360, 179628904, 224536130, 449072260, 898144520]

約数ペア:

[(1, 898144520), (2, 449072260), (4, 224536130), (5, 179628904), (7, 128306360), (8, 112268065), (10, 89814452), (13, 69088040), (14, 64153180), (20, 44907226), (26, 34544020), (28, 32076590), (35, 25661272), (40, 22453613), (49, 18329480), (52, 17272010), (56, 16038295), (65, 13817608), (70, 12830636), (91, 9869720), (98, 9164740), (101, 8892520), (104, 8636005), (130, 6908804), (140, 6415318), (182, 4934860), (196, 4582370), (202, 4446260), (245, 3665896), (260, 3454402), (280, 3207659), (349, 2573480), (364, 2467430), (392, 2291185), (404, 2223130), (455, 1973944), (490, 1832948), (505, 1778504), (520, 1727201), (637, 1409960), (698, 1286740), (707, 1270360), (728, 1233715), (808, 1111565), (910, 986972), (980, 916474), (1010, 889252), (1274, 704980), (1313, 684040), (1396, 643370), (1414, 635180), (1745, 514696), (1820, 493486), (1960, 458237), (2020, 444626), (2443, 367640), (2548, 352490), (2626, 342020), (2792, 321685), (2828, 317590), (3185, 281992), (3490, 257348), (3535, 254072), (3640, 246743), (4040, 222313), (4537, 197960), (4886, 183820), (4949, 181480), (5096, 176245), (5252, 171010), (5656, 158795), (6370, 140996), (6565, 136808), (6980, 128674), (7070, 127036), (9074, 98980), (9191, 97720), (9772, 91910), (9898, 90740), (10504, 85505), (12215, 73528), (12740, 70498), (13130, 68404), (13960, 64337), (14140, 63518), (17101, 52520), (18148, 49490), (18382, 48860), (19544, 45955), (19796, 45370), (22685, 39592), (24430, 36764), (24745, 36296), (25480, 35249), (26260, 34202), (28280, 31759)]