72974790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{38611}}^1$

素因数の和:38634

約数の個数: 64

約数和(自身を含む): 222405120

約数和(自身を除く): 149430330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 38611, 77222, 115833, 193055, 231666, 270277, 347499, 386110, 540554, 579165, 694998, 810831, 1042497, 1158330, 1351385, 1621662, 1737495, 2084994, 2432493, 2702770, 3474990, 4054155, 4864986, 5212485, 7297479, 8108310, 10424970, 12162465, 14594958, 24324930, 36487395, 72974790]

約数ペア:

[(1, 72974790), (2, 36487395), (3, 24324930), (5, 14594958), (6, 12162465), (7, 10424970), (9, 8108310), (10, 7297479), (14, 5212485), (15, 4864986), (18, 4054155), (21, 3474990), (27, 2702770), (30, 2432493), (35, 2084994), (42, 1737495), (45, 1621662), (54, 1351385), (63, 1158330), (70, 1042497), (90, 810831), (105, 694998), (126, 579165), (135, 540554), (189, 386110), (210, 347499), (270, 270277), (315, 231666), (378, 193055), (630, 115833), (945, 77222), (1890, 38611)]