1123920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 4333056

約数和(自身を除く): 3209136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 223, 240, 252, 280, 315, 336, 360, 420, 446, 504, 560, 630, 669, 720, 840, 892, 1008, 1115, 1260, 1338, 1561, 1680, 1784, 2007, 2230, 2520, 2676, 3122, 3345, 3568, 4014, 4460, 4683, 5040, 5352, 6244, 6690, 7805, 8028, 8920, 9366, 10035, 10704, 12488, 13380, 14049, 15610, 16056, 17840, 18732, 20070, 23415, 24976, 26760, 28098, 31220, 32112, 37464, 40140, 46830, 53520, 56196, 62440, 70245, 74928, 80280, 93660, 112392, 124880, 140490, 160560, 187320, 224784, 280980, 374640, 561960, 1123920]

約数ペア:

[(1, 1123920), (2, 561960), (3, 374640), (4, 280980), (5, 224784), (6, 187320), (7, 160560), (8, 140490), (9, 124880), (10, 112392), (12, 93660), (14, 80280), (15, 74928), (16, 70245), (18, 62440), (20, 56196), (21, 53520), (24, 46830), (28, 40140), (30, 37464), (35, 32112), (36, 31220), (40, 28098), (42, 26760), (45, 24976), (48, 23415), (56, 20070), (60, 18732), (63, 17840), (70, 16056), (72, 15610), (80, 14049), (84, 13380), (90, 12488), (105, 10704), (112, 10035), (120, 9366), (126, 8920), (140, 8028), (144, 7805), (168, 6690), (180, 6244), (210, 5352), (223, 5040), (240, 4683), (252, 4460), (280, 4014), (315, 3568), (336, 3345), (360, 3122), (420, 2676), (446, 2520), (504, 2230), (560, 2007), (630, 1784), (669, 1680), (720, 1561), (840, 1338), (892, 1260), (1008, 1115)]