1895880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 128

約数和(自身を含む): 6785280

約数和(自身を除く): 4889400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 61, 70, 74, 84, 105, 111, 120, 122, 140, 148, 168, 183, 185, 210, 222, 244, 259, 280, 296, 305, 366, 370, 420, 427, 444, 488, 518, 555, 610, 732, 740, 777, 840, 854, 888, 915, 1036, 1110, 1220, 1281, 1295, 1464, 1480, 1554, 1708, 1830, 2072, 2135, 2220, 2257, 2440, 2562, 2590, 3108, 3416, 3660, 3885, 4270, 4440, 4514, 5124, 5180, 6216, 6405, 6771, 7320, 7770, 8540, 9028, 10248, 10360, 11285, 12810, 13542, 15540, 15799, 17080, 18056, 22570, 25620, 27084, 31080, 31598, 33855, 45140, 47397, 51240, 54168, 63196, 67710, 78995, 90280, 94794, 126392, 135420, 157990, 189588, 236985, 270840, 315980, 379176, 473970, 631960, 947940, 1895880]

約数ペア:

[(1, 1895880), (2, 947940), (3, 631960), (4, 473970), (5, 379176), (6, 315980), (7, 270840), (8, 236985), (10, 189588), (12, 157990), (14, 135420), (15, 126392), (20, 94794), (21, 90280), (24, 78995), (28, 67710), (30, 63196), (35, 54168), (37, 51240), (40, 47397), (42, 45140), (56, 33855), (60, 31598), (61, 31080), (70, 27084), (74, 25620), (84, 22570), (105, 18056), (111, 17080), (120, 15799), (122, 15540), (140, 13542), (148, 12810), (168, 11285), (183, 10360), (185, 10248), (210, 9028), (222, 8540), (244, 7770), (259, 7320), (280, 6771), (296, 6405), (305, 6216), (366, 5180), (370, 5124), (420, 4514), (427, 4440), (444, 4270), (488, 3885), (518, 3660), (555, 3416), (610, 3108), (732, 2590), (740, 2562), (777, 2440), (840, 2257), (854, 2220), (888, 2135), (915, 2072), (1036, 1830), (1110, 1708), (1220, 1554), (1281, 1480), (1295, 1464)]