77922740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 196627200

約数和(自身を除く): 118704460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 307, 343, 370, 490, 518, 614, 686, 740, 980, 1036, 1228, 1295, 1372, 1535, 1715, 1813, 2149, 2590, 3070, 3430, 3626, 4298, 5180, 6140, 6860, 7252, 8596, 9065, 10745, 11359, 12691, 15043, 18130, 21490, 22718, 25382, 30086, 36260, 42980, 45436, 50764, 56795, 60172, 63455, 75215, 79513, 105301, 113590, 126910, 150430, 159026, 210602, 227180, 253820, 300860, 318052, 397565, 421204, 526505, 556591, 795130, 1053010, 1113182, 1590260, 2106020, 2226364, 2782955, 3896137, 5565910, 7792274, 11131820, 15584548, 19480685, 38961370, 77922740]

約数ペア:

[(1, 77922740), (2, 38961370), (4, 19480685), (5, 15584548), (7, 11131820), (10, 7792274), (14, 5565910), (20, 3896137), (28, 2782955), (35, 2226364), (37, 2106020), (49, 1590260), (70, 1113182), (74, 1053010), (98, 795130), (140, 556591), (148, 526505), (185, 421204), (196, 397565), (245, 318052), (259, 300860), (307, 253820), (343, 227180), (370, 210602), (490, 159026), (518, 150430), (614, 126910), (686, 113590), (740, 105301), (980, 79513), (1036, 75215), (1228, 63455), (1295, 60172), (1372, 56795), (1535, 50764), (1715, 45436), (1813, 42980), (2149, 36260), (2590, 30086), (3070, 25382), (3430, 22718), (3626, 21490), (4298, 18130), (5180, 15043), (6140, 12691), (6860, 11359), (7252, 10745), (8596, 9065)]