30733780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2885

約数の個数: 72

約数和(自身を含む): 81932256

約数和(自身を除く): 51198476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 2851, 5390, 5702, 10780, 11404, 14255, 19957, 28510, 31361, 39914, 57020, 62722, 79828, 99785, 125444, 139699, 156805, 199570, 219527, 279398, 313610, 399140, 439054, 558796, 627220, 698495, 878108, 1097635, 1396990, 1536689, 2195270, 2793980, 3073378, 4390540, 6146756, 7683445, 15366890, 30733780]

約数ペア:

[(1, 30733780), (2, 15366890), (4, 7683445), (5, 6146756), (7, 4390540), (10, 3073378), (11, 2793980), (14, 2195270), (20, 1536689), (22, 1396990), (28, 1097635), (35, 878108), (44, 698495), (49, 627220), (55, 558796), (70, 439054), (77, 399140), (98, 313610), (110, 279398), (140, 219527), (154, 199570), (196, 156805), (220, 139699), (245, 125444), (308, 99785), (385, 79828), (490, 62722), (539, 57020), (770, 39914), (980, 31361), (1078, 28510), (1540, 19957), (2156, 14255), (2695, 11404), (2851, 10780), (5390, 5702)]