320453200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:693

約数の個数: 120

約数和(自身を含む): 814558976

約数和(自身を除く): 494105776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 43, 50, 62, 80, 86, 100, 124, 155, 172, 200, 215, 248, 310, 344, 400, 430, 496, 601, 620, 688, 775, 860, 1075, 1202, 1240, 1333, 1550, 1720, 2150, 2404, 2480, 2666, 3005, 3100, 3440, 4300, 4808, 5332, 6010, 6200, 6665, 8600, 9616, 10664, 12020, 12400, 13330, 15025, 17200, 18631, 21328, 24040, 25843, 26660, 30050, 33325, 37262, 48080, 51686, 53320, 60100, 66650, 74524, 93155, 103372, 106640, 120200, 129215, 133300, 149048, 186310, 206744, 240400, 258430, 266600, 298096, 372620, 413488, 465775, 516860, 533200, 646075, 745240, 801133, 931550, 1033720, 1292150, 1490480, 1602266, 1863100, 2067440, 2584300, 3204532, 3726200, 4005665, 5168600, 6409064, 7452400, 8011330, 10337200, 12818128, 16022660, 20028325, 32045320, 40056650, 64090640, 80113300, 160226600, 320453200]

約数ペア:

[(1, 320453200), (2, 160226600), (4, 80113300), (5, 64090640), (8, 40056650), (10, 32045320), (16, 20028325), (20, 16022660), (25, 12818128), (31, 10337200), (40, 8011330), (43, 7452400), (50, 6409064), (62, 5168600), (80, 4005665), (86, 3726200), (100, 3204532), (124, 2584300), (155, 2067440), (172, 1863100), (200, 1602266), (215, 1490480), (248, 1292150), (310, 1033720), (344, 931550), (400, 801133), (430, 745240), (496, 646075), (601, 533200), (620, 516860), (688, 465775), (775, 413488), (860, 372620), (1075, 298096), (1202, 266600), (1240, 258430), (1333, 240400), (1550, 206744), (1720, 186310), (2150, 149048), (2404, 133300), (2480, 129215), (2666, 120200), (3005, 106640), (3100, 103372), (3440, 93155), (4300, 74524), (4808, 66650), (5332, 60100), (6010, 53320), (6200, 51686), (6665, 48080), (8600, 37262), (9616, 33325), (10664, 30050), (12020, 26660), (12400, 25843), (13330, 24040), (15025, 21328), (17200, 18631)]