255189480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23369}}^1$

素因数の和:23403

約数の個数: 128

約数和(自身を含む): 942278400

約数和(自身を除く): 687088920

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, 10920, 23369, 46738, 70107, 93476, 116845, 140214, 163583, 186952, 233690, 280428, 303797, 327166, 350535, 467380, 490749, 560856, 607594, 654332, 701070, 817915, 911391, 934760, 981498, 1215188, 1308664, 1402140, 1518985, 1635830, 1822782, 1962996, 2126579, 2430376, 2453745, 2804280, 3037970, 3271660, 3645564, 3925992, 4253158, 4556955, 4907490, 6075940, 6379737, 6543320, 7291128, 8506316, 9113910, 9814980, 10632895, 12151880, 12759474, 17012632, 18227820, 19629960, 21265790, 25518948, 31898685, 36455640, 42531580, 51037896, 63797370, 85063160, 127594740, 255189480]

約数ペア:

[(1, 255189480), (2, 127594740), (3, 85063160), (4, 63797370), (5, 51037896), (6, 42531580), (7, 36455640), (8, 31898685), (10, 25518948), (12, 21265790), (13, 19629960), (14, 18227820), (15, 17012632), (20, 12759474), (21, 12151880), (24, 10632895), (26, 9814980), (28, 9113910), (30, 8506316), (35, 7291128), (39, 6543320), (40, 6379737), (42, 6075940), (52, 4907490), (56, 4556955), (60, 4253158), (65, 3925992), (70, 3645564), (78, 3271660), (84, 3037970), (91, 2804280), (104, 2453745), (105, 2430376), (120, 2126579), (130, 1962996), (140, 1822782), (156, 1635830), (168, 1518985), (182, 1402140), (195, 1308664), (210, 1215188), (260, 981498), (273, 934760), (280, 911391), (312, 817915), (364, 701070), (390, 654332), (420, 607594), (455, 560856), (520, 490749), (546, 467380), (728, 350535), (780, 327166), (840, 303797), (910, 280428), (1092, 233690), (1365, 186952), (1560, 163583), (1820, 140214), (2184, 116845), (2730, 93476), (3640, 70107), (5460, 46738), (10920, 23369)]