391081120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2214

約数の個数: 96

約数和(自身を含む): 979969536

約数和(自身を除く): 588888416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 370, 496, 592, 620, 740, 992, 1147, 1184, 1240, 1480, 2131, 2294, 2480, 2960, 4262, 4588, 4960, 5735, 5920, 8524, 9176, 10655, 11470, 17048, 18352, 21310, 22940, 34096, 36704, 42620, 45880, 66061, 68192, 78847, 85240, 91760, 132122, 157694, 170480, 183520, 264244, 315388, 330305, 340960, 394235, 528488, 630776, 660610, 788470, 1056976, 1261552, 1321220, 1576940, 2113952, 2444257, 2523104, 2642440, 3153880, 4888514, 5284880, 6307760, 9777028, 10569760, 12221285, 12615520, 19554056, 24442570, 39108112, 48885140, 78216224, 97770280, 195540560, 391081120]

約数ペア:

[(1, 391081120), (2, 195540560), (4, 97770280), (5, 78216224), (8, 48885140), (10, 39108112), (16, 24442570), (20, 19554056), (31, 12615520), (32, 12221285), (37, 10569760), (40, 9777028), (62, 6307760), (74, 5284880), (80, 4888514), (124, 3153880), (148, 2642440), (155, 2523104), (160, 2444257), (185, 2113952), (248, 1576940), (296, 1321220), (310, 1261552), (370, 1056976), (496, 788470), (592, 660610), (620, 630776), (740, 528488), (992, 394235), (1147, 340960), (1184, 330305), (1240, 315388), (1480, 264244), (2131, 183520), (2294, 170480), (2480, 157694), (2960, 132122), (4262, 91760), (4588, 85240), (4960, 78847), (5735, 68192), (5920, 66061), (8524, 45880), (9176, 42620), (10655, 36704), (11470, 34096), (17048, 22940), (18352, 21310)]