72979940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 171937080

約数和(自身を除く): 98957140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 569, 583, 605, 1060, 1138, 1166, 1210, 2276, 2332, 2420, 2845, 2915, 5690, 5830, 6259, 6413, 11380, 11660, 12518, 12826, 25036, 25652, 30157, 31295, 32065, 60314, 62590, 64130, 68849, 120628, 125180, 128260, 137698, 150785, 275396, 301570, 331727, 344245, 603140, 663454, 688490, 1326908, 1376980, 1658635, 3317270, 3648997, 6634540, 7297994, 14595988, 18244985, 36489970, 72979940]

約数ペア:

[(1, 72979940), (2, 36489970), (4, 18244985), (5, 14595988), (10, 7297994), (11, 6634540), (20, 3648997), (22, 3317270), (44, 1658635), (53, 1376980), (55, 1326908), (106, 688490), (110, 663454), (121, 603140), (212, 344245), (220, 331727), (242, 301570), (265, 275396), (484, 150785), (530, 137698), (569, 128260), (583, 125180), (605, 120628), (1060, 68849), (1138, 64130), (1166, 62590), (1210, 60314), (2276, 32065), (2332, 31295), (2420, 30157), (2845, 25652), (2915, 25036), (5690, 12826), (5830, 12518), (6259, 11660), (6413, 11380)]