319579920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40351}}^1$

素因数の和:40381

約数の個数: 120

約数和(自身を含む): 1170853632

約数和(自身を除く): 851273712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 40351, 80702, 121053, 161404, 201755, 242106, 322808, 363159, 403510, 443861, 484212, 605265, 645616, 726318, 807020, 887722, 968424, 1210530, 1331583, 1452636, 1614040, 1775444, 1815795, 1936848, 2219305, 2421060, 2663166, 2905272, 3228080, 3550888, 3631590, 3994749, 4438610, 4842120, 5326332, 5810544, 6657915, 7101776, 7263180, 7989498, 8877220, 9684240, 10652664, 13315830, 14526360, 15978996, 17754440, 19973745, 21305328, 26631660, 29052720, 31957992, 35508880, 39947490, 53263320, 63915984, 79894980, 106526640, 159789960, 319579920]

約数ペア:

[(1, 319579920), (2, 159789960), (3, 106526640), (4, 79894980), (5, 63915984), (6, 53263320), (8, 39947490), (9, 35508880), (10, 31957992), (11, 29052720), (12, 26631660), (15, 21305328), (16, 19973745), (18, 17754440), (20, 15978996), (22, 14526360), (24, 13315830), (30, 10652664), (33, 9684240), (36, 8877220), (40, 7989498), (44, 7263180), (45, 7101776), (48, 6657915), (55, 5810544), (60, 5326332), (66, 4842120), (72, 4438610), (80, 3994749), (88, 3631590), (90, 3550888), (99, 3228080), (110, 2905272), (120, 2663166), (132, 2421060), (144, 2219305), (165, 1936848), (176, 1815795), (180, 1775444), (198, 1614040), (220, 1452636), (240, 1331583), (264, 1210530), (330, 968424), (360, 887722), (396, 807020), (440, 726318), (495, 645616), (528, 605265), (660, 484212), (720, 443861), (792, 403510), (880, 363159), (990, 322808), (1320, 242106), (1584, 201755), (1980, 161404), (2640, 121053), (3960, 80702), (7920, 40351)]