68012640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 144

約数和(自身を含む): 235636128

約数和(自身を除く): 167623488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 73, 80, 90, 96, 120, 144, 146, 160, 180, 219, 240, 288, 292, 360, 365, 438, 480, 584, 647, 657, 720, 730, 876, 1095, 1168, 1294, 1314, 1440, 1460, 1752, 1941, 2190, 2336, 2588, 2628, 2920, 3235, 3285, 3504, 3882, 4380, 5176, 5256, 5823, 5840, 6470, 6570, 7008, 7764, 8760, 9705, 10352, 10512, 11646, 11680, 12940, 13140, 15528, 17520, 19410, 20704, 21024, 23292, 25880, 26280, 29115, 31056, 35040, 38820, 46584, 47231, 51760, 52560, 58230, 62112, 77640, 93168, 94462, 103520, 105120, 116460, 141693, 155280, 186336, 188924, 232920, 236155, 283386, 310560, 377848, 425079, 465840, 472310, 566772, 708465, 755696, 850158, 931680, 944620, 1133544, 1416930, 1511392, 1700316, 1889240, 2125395, 2267088, 2833860, 3400632, 3778480, 4250790, 4534176, 5667720, 6801264, 7556960, 8501580, 11335440, 13602528, 17003160, 22670880, 34006320, 68012640]

約数ペア:

[(1, 68012640), (2, 34006320), (3, 22670880), (4, 17003160), (5, 13602528), (6, 11335440), (8, 8501580), (9, 7556960), (10, 6801264), (12, 5667720), (15, 4534176), (16, 4250790), (18, 3778480), (20, 3400632), (24, 2833860), (30, 2267088), (32, 2125395), (36, 1889240), (40, 1700316), (45, 1511392), (48, 1416930), (60, 1133544), (72, 944620), (73, 931680), (80, 850158), (90, 755696), (96, 708465), (120, 566772), (144, 472310), (146, 465840), (160, 425079), (180, 377848), (219, 310560), (240, 283386), (288, 236155), (292, 232920), (360, 188924), (365, 186336), (438, 155280), (480, 141693), (584, 116460), (647, 105120), (657, 103520), (720, 94462), (730, 93168), (876, 77640), (1095, 62112), (1168, 58230), (1294, 52560), (1314, 51760), (1440, 47231), (1460, 46584), (1752, 38820), (1941, 35040), (2190, 31056), (2336, 29115), (2588, 26280), (2628, 25880), (2920, 23292), (3235, 21024), (3285, 20704), (3504, 19410), (3882, 17520), (4380, 15528), (5176, 13140), (5256, 12940), (5823, 11680), (5840, 11646), (6470, 10512), (6570, 10352), (7008, 9705), (7764, 8760)]