74331320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3739}}^1$

素因数の和:3828

約数の個数: 64

約数和(自身を含む): 193881600

約数和(自身を除く): 119550280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3739, 3976, 4970, 7478, 9940, 14956, 18695, 19880, 26173, 29912, 37390, 52346, 74780, 104692, 130865, 149560, 209384, 261730, 265469, 523460, 530938, 1046920, 1061876, 1327345, 1858283, 2123752, 2654690, 3716566, 5309380, 7433132, 9291415, 10618760, 14866264, 18582830, 37165660, 74331320]

約数ペア:

[(1, 74331320), (2, 37165660), (4, 18582830), (5, 14866264), (7, 10618760), (8, 9291415), (10, 7433132), (14, 5309380), (20, 3716566), (28, 2654690), (35, 2123752), (40, 1858283), (56, 1327345), (70, 1061876), (71, 1046920), (140, 530938), (142, 523460), (280, 265469), (284, 261730), (355, 209384), (497, 149560), (568, 130865), (710, 104692), (994, 74780), (1420, 52346), (1988, 37390), (2485, 29912), (2840, 26173), (3739, 19880), (3976, 18695), (4970, 14956), (7478, 9940)]