79243640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7649}}^1$

素因数の和:7704

約数の個数: 64

約数和(自身を含む): 209304000

約数和(自身を除く): 130060360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 7649, 10360, 15298, 30596, 38245, 53543, 61192, 76490, 107086, 152980, 214172, 267715, 283013, 305960, 428344, 535430, 566026, 1070860, 1132052, 1415065, 1981091, 2141720, 2264104, 2830130, 3962182, 5660260, 7924364, 9905455, 11320520, 15848728, 19810910, 39621820, 79243640]

約数ペア:

[(1, 79243640), (2, 39621820), (4, 19810910), (5, 15848728), (7, 11320520), (8, 9905455), (10, 7924364), (14, 5660260), (20, 3962182), (28, 2830130), (35, 2264104), (37, 2141720), (40, 1981091), (56, 1415065), (70, 1132052), (74, 1070860), (140, 566026), (148, 535430), (185, 428344), (259, 305960), (280, 283013), (296, 267715), (370, 214172), (518, 152980), (740, 107086), (1036, 76490), (1295, 61192), (1480, 53543), (2072, 38245), (2590, 30596), (5180, 15298), (7649, 10360)]