69440280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6393

約数の個数: 128

約数和(自身を含む): 256435200

約数和(自身を除く): 186994920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 6359, 10920, 12718, 19077, 25436, 31795, 38154, 44513, 50872, 63590, 76308, 82667, 89026, 95385, 127180, 133539, 152616, 165334, 178052, 190770, 222565, 248001, 254360, 267078, 330668, 356104, 381540, 413335, 445130, 496002, 534156, 578669, 661336, 667695, 763080, 826670, 890260, 992004, 1068312, 1157338, 1240005, 1335390, 1653340, 1736007, 1780520, 1984008, 2314676, 2480010, 2670780, 2893345, 3306680, 3472014, 4629352, 4960020, 5341560, 5786690, 6944028, 8680035, 9920040, 11573380, 13888056, 17360070, 23146760, 34720140, 69440280]

約数ペア:

[(1, 69440280), (2, 34720140), (3, 23146760), (4, 17360070), (5, 13888056), (6, 11573380), (7, 9920040), (8, 8680035), (10, 6944028), (12, 5786690), (13, 5341560), (14, 4960020), (15, 4629352), (20, 3472014), (21, 3306680), (24, 2893345), (26, 2670780), (28, 2480010), (30, 2314676), (35, 1984008), (39, 1780520), (40, 1736007), (42, 1653340), (52, 1335390), (56, 1240005), (60, 1157338), (65, 1068312), (70, 992004), (78, 890260), (84, 826670), (91, 763080), (104, 667695), (105, 661336), (120, 578669), (130, 534156), (140, 496002), (156, 445130), (168, 413335), (182, 381540), (195, 356104), (210, 330668), (260, 267078), (273, 254360), (280, 248001), (312, 222565), (364, 190770), (390, 178052), (420, 165334), (455, 152616), (520, 133539), (546, 127180), (728, 95385), (780, 89026), (840, 82667), (910, 76308), (1092, 63590), (1365, 50872), (1560, 44513), (1820, 38154), (2184, 31795), (2730, 25436), (3640, 19077), (5460, 12718), (6359, 10920)]