30551640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1041

約数の個数: 128

約数和(自身を含む): 107688960

約数和(自身を除く): 77137320

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, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 983, 1036, 1110, 1295, 1480, 1554, 1966, 2072, 2220, 2590, 2949, 3108, 3885, 3932, 4440, 4915, 5180, 5898, 6216, 6881, 7770, 7864, 9830, 10360, 11796, 13762, 14745, 15540, 19660, 20643, 23592, 27524, 29490, 31080, 34405, 36371, 39320, 41286, 55048, 58980, 68810, 72742, 82572, 103215, 109113, 117960, 137620, 145484, 165144, 181855, 206430, 218226, 254597, 275240, 290968, 363710, 412860, 436452, 509194, 545565, 727420, 763791, 825720, 872904, 1018388, 1091130, 1272985, 1454840, 1527582, 2036776, 2182260, 2545970, 3055164, 3818955, 4364520, 5091940, 6110328, 7637910, 10183880, 15275820, 30551640]

約数ペア:

[(1, 30551640), (2, 15275820), (3, 10183880), (4, 7637910), (5, 6110328), (6, 5091940), (7, 4364520), (8, 3818955), (10, 3055164), (12, 2545970), (14, 2182260), (15, 2036776), (20, 1527582), (21, 1454840), (24, 1272985), (28, 1091130), (30, 1018388), (35, 872904), (37, 825720), (40, 763791), (42, 727420), (56, 545565), (60, 509194), (70, 436452), (74, 412860), (84, 363710), (105, 290968), (111, 275240), (120, 254597), (140, 218226), (148, 206430), (168, 181855), (185, 165144), (210, 145484), (222, 137620), (259, 117960), (280, 109113), (296, 103215), (370, 82572), (420, 72742), (444, 68810), (518, 58980), (555, 55048), (740, 41286), (777, 39320), (840, 36371), (888, 34405), (983, 31080), (1036, 29490), (1110, 27524), (1295, 23592), (1480, 20643), (1554, 19660), (1966, 15540), (2072, 14745), (2220, 13762), (2590, 11796), (2949, 10360), (3108, 9830), (3885, 7864), (3932, 7770), (4440, 6881), (4915, 6216), (5180, 5898)]