1621250904

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20063}}^1$

素因数の和:20129

約数の個数: 128

約数和(自身を含む): 5123543040

約数和(自身を除く): 3502292136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1924, 2072, 2184, 2886, 3108, 3367, 3848, 5772, 6216, 6734, 10101, 11544, 13468, 20063, 20202, 26936, 40126, 40404, 60189, 80252, 80808, 120378, 140441, 160504, 240756, 260819, 280882, 421323, 481512, 521638, 561764, 742331, 782457, 842646, 1043276, 1123528, 1484662, 1564914, 1685292, 1825733, 2086552, 2226993, 2969324, 3129828, 3370584, 3651466, 4453986, 5196317, 5477199, 5938648, 6259656, 7302932, 8907972, 9650303, 10392634, 10954398, 14605864, 15588951, 17815944, 19300606, 20785268, 21908796, 28950909, 31177902, 38601212, 41570536, 43817592, 57901818, 62355804, 67552121, 77202424, 115803636, 124711608, 135104242, 202656363, 231607272, 270208484, 405312726, 540416968, 810625452, 1621250904]

約数ペア:

[(1, 1621250904), (2, 810625452), (3, 540416968), (4, 405312726), (6, 270208484), (7, 231607272), (8, 202656363), (12, 135104242), (13, 124711608), (14, 115803636), (21, 77202424), (24, 67552121), (26, 62355804), (28, 57901818), (37, 43817592), (39, 41570536), (42, 38601212), (52, 31177902), (56, 28950909), (74, 21908796), (78, 20785268), (84, 19300606), (91, 17815944), (104, 15588951), (111, 14605864), (148, 10954398), (156, 10392634), (168, 9650303), (182, 8907972), (222, 7302932), (259, 6259656), (273, 5938648), (296, 5477199), (312, 5196317), (364, 4453986), (444, 3651466), (481, 3370584), (518, 3129828), (546, 2969324), (728, 2226993), (777, 2086552), (888, 1825733), (962, 1685292), (1036, 1564914), (1092, 1484662), (1443, 1123528), (1554, 1043276), (1924, 842646), (2072, 782457), (2184, 742331), (2886, 561764), (3108, 521638), (3367, 481512), (3848, 421323), (5772, 280882), (6216, 260819), (6734, 240756), (10101, 160504), (11544, 140441), (13468, 120378), (20063, 80808), (20202, 80252), (26936, 60189), (40126, 40404)]