398066910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 1045440000

約数和(自身を除く): 647373090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 43, 57, 86, 95, 109, 114, 129, 149, 190, 215, 218, 258, 285, 298, 327, 430, 447, 545, 570, 645, 654, 745, 817, 894, 1090, 1290, 1490, 1634, 1635, 2071, 2235, 2451, 2831, 3270, 4085, 4142, 4470, 4687, 4902, 5662, 6213, 6407, 8170, 8493, 9374, 10355, 12255, 12426, 12814, 14061, 14155, 16241, 16986, 19221, 20710, 23435, 24510, 28122, 28310, 31065, 32035, 32482, 38442, 42465, 46870, 48723, 62130, 64070, 70305, 81205, 84930, 89053, 96105, 97446, 121733, 140610, 162410, 178106, 192210, 243466, 243615, 267159, 308579, 365199, 445265, 487230, 534318, 608665, 617158, 698363, 730398, 890530, 925737, 1217330, 1335795, 1396726, 1542895, 1825995, 1851474, 2095089, 2671590, 3085790, 3491815, 3651990, 4190178, 4628685, 6983630, 9257370, 10475445, 13268897, 20950890, 26537794, 39806691, 66344485, 79613382, 132688970, 199033455, 398066910]

約数ペア:

[(1, 398066910), (2, 199033455), (3, 132688970), (5, 79613382), (6, 66344485), (10, 39806691), (15, 26537794), (19, 20950890), (30, 13268897), (38, 10475445), (43, 9257370), (57, 6983630), (86, 4628685), (95, 4190178), (109, 3651990), (114, 3491815), (129, 3085790), (149, 2671590), (190, 2095089), (215, 1851474), (218, 1825995), (258, 1542895), (285, 1396726), (298, 1335795), (327, 1217330), (430, 925737), (447, 890530), (545, 730398), (570, 698363), (645, 617158), (654, 608665), (745, 534318), (817, 487230), (894, 445265), (1090, 365199), (1290, 308579), (1490, 267159), (1634, 243615), (1635, 243466), (2071, 192210), (2235, 178106), (2451, 162410), (2831, 140610), (3270, 121733), (4085, 97446), (4142, 96105), (4470, 89053), (4687, 84930), (4902, 81205), (5662, 70305), (6213, 64070), (6407, 62130), (8170, 48723), (8493, 46870), (9374, 42465), (10355, 38442), (12255, 32482), (12426, 32035), (12814, 31065), (14061, 28310), (14155, 28122), (16241, 24510), (16986, 23435), (19221, 20710)]