245710960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9007}}^1$

素因数の和:9062

約数の個数: 80

約数和(自身を含む): 643387392

約数和(自身を除く): 397676432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 9007, 13640, 18014, 27280, 36028, 45035, 72056, 90070, 99077, 144112, 180140, 198154, 279217, 360280, 396308, 495385, 558434, 720560, 792616, 990770, 1116868, 1396085, 1585232, 1981540, 2233736, 2792170, 3071387, 3963080, 4467472, 5584340, 6142774, 7926160, 11168680, 12285548, 15356935, 22337360, 24571096, 30713870, 49142192, 61427740, 122855480, 245710960]

約数ペア:

[(1, 245710960), (2, 122855480), (4, 61427740), (5, 49142192), (8, 30713870), (10, 24571096), (11, 22337360), (16, 15356935), (20, 12285548), (22, 11168680), (31, 7926160), (40, 6142774), (44, 5584340), (55, 4467472), (62, 3963080), (80, 3071387), (88, 2792170), (110, 2233736), (124, 1981540), (155, 1585232), (176, 1396085), (220, 1116868), (248, 990770), (310, 792616), (341, 720560), (440, 558434), (496, 495385), (620, 396308), (682, 360280), (880, 279217), (1240, 198154), (1364, 180140), (1705, 144112), (2480, 99077), (2728, 90070), (3410, 72056), (5456, 45035), (6820, 36028), (9007, 27280), (13640, 18014)]