320424360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{449}}^1$

素因数の和:795

約数の個数: 128

約数和(自身を含む): 1017360000

約数和(自身を除く): 696935640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 313, 380, 449, 456, 570, 626, 760, 898, 939, 1140, 1252, 1347, 1565, 1796, 1878, 2245, 2280, 2504, 2694, 3130, 3592, 3756, 4490, 4695, 5388, 5947, 6260, 6735, 7512, 8531, 8980, 9390, 10776, 11894, 12520, 13470, 17062, 17841, 17960, 18780, 23788, 25593, 26940, 29735, 34124, 35682, 37560, 42655, 47576, 51186, 53880, 59470, 68248, 71364, 85310, 89205, 102372, 118940, 127965, 140537, 142728, 170620, 178410, 204744, 237880, 255930, 281074, 341240, 356820, 421611, 511860, 562148, 702685, 713640, 843222, 1023720, 1124296, 1405370, 1686444, 2108055, 2670203, 2810740, 3372888, 4216110, 5340406, 5621480, 8010609, 8432220, 10680812, 13351015, 16021218, 16864440, 21361624, 26702030, 32042436, 40053045, 53404060, 64084872, 80106090, 106808120, 160212180, 320424360]

約数ペア:

[(1, 320424360), (2, 160212180), (3, 106808120), (4, 80106090), (5, 64084872), (6, 53404060), (8, 40053045), (10, 32042436), (12, 26702030), (15, 21361624), (19, 16864440), (20, 16021218), (24, 13351015), (30, 10680812), (38, 8432220), (40, 8010609), (57, 5621480), (60, 5340406), (76, 4216110), (95, 3372888), (114, 2810740), (120, 2670203), (152, 2108055), (190, 1686444), (228, 1405370), (285, 1124296), (313, 1023720), (380, 843222), (449, 713640), (456, 702685), (570, 562148), (626, 511860), (760, 421611), (898, 356820), (939, 341240), (1140, 281074), (1252, 255930), (1347, 237880), (1565, 204744), (1796, 178410), (1878, 170620), (2245, 142728), (2280, 140537), (2504, 127965), (2694, 118940), (3130, 102372), (3592, 89205), (3756, 85310), (4490, 71364), (4695, 68248), (5388, 59470), (5947, 53880), (6260, 51186), (6735, 47576), (7512, 42655), (8531, 37560), (8980, 35682), (9390, 34124), (10776, 29735), (11894, 26940), (12520, 25593), (13470, 23788), (17062, 18780), (17841, 17960)]