2843820

素因数分解:

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

素因数の和:120

約数の個数: 144

約数和(自身を含む): 10291008

約数和(自身を除く): 7447188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 61, 63, 70, 74, 84, 90, 105, 111, 122, 126, 140, 148, 180, 183, 185, 210, 222, 244, 252, 259, 305, 315, 333, 366, 370, 420, 427, 444, 518, 549, 555, 610, 630, 666, 732, 740, 777, 854, 915, 1036, 1098, 1110, 1220, 1260, 1281, 1295, 1332, 1554, 1665, 1708, 1830, 2135, 2196, 2220, 2257, 2331, 2562, 2590, 2745, 3108, 3330, 3660, 3843, 3885, 4270, 4514, 4662, 5124, 5180, 5490, 6405, 6660, 6771, 7686, 7770, 8540, 9028, 9324, 10980, 11285, 11655, 12810, 13542, 15372, 15540, 15799, 19215, 20313, 22570, 23310, 25620, 27084, 31598, 33855, 38430, 40626, 45140, 46620, 47397, 63196, 67710, 76860, 78995, 81252, 94794, 101565, 135420, 142191, 157990, 189588, 203130, 236985, 284382, 315980, 406260, 473970, 568764, 710955, 947940, 1421910, 2843820]

約数ペア:

[(1, 2843820), (2, 1421910), (3, 947940), (4, 710955), (5, 568764), (6, 473970), (7, 406260), (9, 315980), (10, 284382), (12, 236985), (14, 203130), (15, 189588), (18, 157990), (20, 142191), (21, 135420), (28, 101565), (30, 94794), (35, 81252), (36, 78995), (37, 76860), (42, 67710), (45, 63196), (60, 47397), (61, 46620), (63, 45140), (70, 40626), (74, 38430), (84, 33855), (90, 31598), (105, 27084), (111, 25620), (122, 23310), (126, 22570), (140, 20313), (148, 19215), (180, 15799), (183, 15540), (185, 15372), (210, 13542), (222, 12810), (244, 11655), (252, 11285), (259, 10980), (305, 9324), (315, 9028), (333, 8540), (366, 7770), (370, 7686), (420, 6771), (427, 6660), (444, 6405), (518, 5490), (549, 5180), (555, 5124), (610, 4662), (630, 4514), (666, 4270), (732, 3885), (740, 3843), (777, 3660), (854, 3330), (915, 3108), (1036, 2745), (1098, 2590), (1110, 2562), (1220, 2331), (1260, 2257), (1281, 2220), (1295, 2196), (1332, 2135), (1554, 1830), (1665, 1708)]