64820940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{18311}}^1$

素因数の和:18382

約数の個数: 48

約数和(自身を含む): 184584960

約数和(自身を除く): 119764020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 18311, 36622, 54933, 73244, 91555, 109866, 183110, 219732, 274665, 366220, 549330, 1080349, 1098660, 2160698, 3241047, 4321396, 5401745, 6482094, 10803490, 12964188, 16205235, 21606980, 32410470, 64820940]

約数ペア:

[(1, 64820940), (2, 32410470), (3, 21606980), (4, 16205235), (5, 12964188), (6, 10803490), (10, 6482094), (12, 5401745), (15, 4321396), (20, 3241047), (30, 2160698), (59, 1098660), (60, 1080349), (118, 549330), (177, 366220), (236, 274665), (295, 219732), (354, 183110), (590, 109866), (708, 91555), (885, 73244), (1180, 54933), (1770, 36622), (3540, 18311)]