1625040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 5696808

約数和(自身を除く): 4071768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 61, 72, 74, 80, 90, 111, 120, 122, 144, 148, 180, 183, 185, 222, 240, 244, 296, 305, 333, 360, 366, 370, 444, 488, 549, 555, 592, 610, 666, 720, 732, 740, 888, 915, 976, 1098, 1110, 1220, 1332, 1464, 1480, 1665, 1776, 1830, 2196, 2220, 2257, 2440, 2664, 2745, 2928, 2960, 3330, 3660, 4392, 4440, 4514, 4880, 5328, 5490, 6660, 6771, 7320, 8784, 8880, 9028, 10980, 11285, 13320, 13542, 14640, 18056, 20313, 21960, 22570, 26640, 27084, 33855, 36112, 40626, 43920, 45140, 54168, 67710, 81252, 90280, 101565, 108336, 135420, 162504, 180560, 203130, 270840, 325008, 406260, 541680, 812520, 1625040]

約数ペア:

[(1, 1625040), (2, 812520), (3, 541680), (4, 406260), (5, 325008), (6, 270840), (8, 203130), (9, 180560), (10, 162504), (12, 135420), (15, 108336), (16, 101565), (18, 90280), (20, 81252), (24, 67710), (30, 54168), (36, 45140), (37, 43920), (40, 40626), (45, 36112), (48, 33855), (60, 27084), (61, 26640), (72, 22570), (74, 21960), (80, 20313), (90, 18056), (111, 14640), (120, 13542), (122, 13320), (144, 11285), (148, 10980), (180, 9028), (183, 8880), (185, 8784), (222, 7320), (240, 6771), (244, 6660), (296, 5490), (305, 5328), (333, 4880), (360, 4514), (366, 4440), (370, 4392), (444, 3660), (488, 3330), (549, 2960), (555, 2928), (592, 2745), (610, 2664), (666, 2440), (720, 2257), (732, 2220), (740, 2196), (888, 1830), (915, 1776), (976, 1665), (1098, 1480), (1110, 1464), (1220, 1332)]