494006080

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2688

約数の個数: 112

約数和(自身を含む): 1278696960

約数和(自身を除く): 784690880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 760, 992, 1178, 1216, 1240, 1520, 1984, 2356, 2480, 2621, 2945, 3040, 4712, 4960, 5242, 5890, 6080, 9424, 9920, 10484, 11780, 13105, 18848, 20968, 23560, 26210, 37696, 41936, 47120, 49799, 52420, 81251, 83872, 94240, 99598, 104840, 162502, 167744, 188480, 199196, 209680, 248995, 325004, 398392, 406255, 419360, 497990, 650008, 796784, 812510, 838720, 995980, 1300016, 1543769, 1593568, 1625020, 1991960, 2600032, 3087538, 3187136, 3250040, 3983920, 5200064, 6175076, 6500080, 7718845, 7967840, 12350152, 13000160, 15437690, 15935680, 24700304, 26000320, 30875380, 49400608, 61750760, 98801216, 123501520, 247003040, 494006080]

約数ペア:

[(1, 494006080), (2, 247003040), (4, 123501520), (5, 98801216), (8, 61750760), (10, 49400608), (16, 30875380), (19, 26000320), (20, 24700304), (31, 15935680), (32, 15437690), (38, 13000160), (40, 12350152), (62, 7967840), (64, 7718845), (76, 6500080), (80, 6175076), (95, 5200064), (124, 3983920), (152, 3250040), (155, 3187136), (160, 3087538), (190, 2600032), (248, 1991960), (304, 1625020), (310, 1593568), (320, 1543769), (380, 1300016), (496, 995980), (589, 838720), (608, 812510), (620, 796784), (760, 650008), (992, 497990), (1178, 419360), (1216, 406255), (1240, 398392), (1520, 325004), (1984, 248995), (2356, 209680), (2480, 199196), (2621, 188480), (2945, 167744), (3040, 162502), (4712, 104840), (4960, 99598), (5242, 94240), (5890, 83872), (6080, 81251), (9424, 52420), (9920, 49799), (10484, 47120), (11780, 41936), (13105, 37696), (18848, 26210), (20968, 23560)]