197491840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3430

約数の個数: 128

約数和(自身を含む): 581253120

約数和(自身を除く): 383761280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3391, 3640, 4160, 4480, 5824, 6782, 7280, 8320, 11648, 13564, 14560, 16955, 23737, 27128, 29120, 33910, 44083, 47474, 54256, 58240, 67820, 88166, 94948, 108512, 118685, 135640, 176332, 189896, 217024, 220415, 237370, 271280, 308581, 352664, 379792, 434048, 440830, 474740, 542560, 617162, 705328, 759584, 881660, 949480, 1085120, 1234324, 1410656, 1519168, 1542905, 1763320, 1898960, 2170240, 2468648, 2821312, 3038336, 3085810, 3526640, 3797920, 4937296, 5642624, 6171620, 7053280, 7595840, 9874592, 12343240, 14106560, 15191680, 19749184, 24686480, 28213120, 39498368, 49372960, 98745920, 197491840]

約数ペア:

[(1, 197491840), (2, 98745920), (4, 49372960), (5, 39498368), (7, 28213120), (8, 24686480), (10, 19749184), (13, 15191680), (14, 14106560), (16, 12343240), (20, 9874592), (26, 7595840), (28, 7053280), (32, 6171620), (35, 5642624), (40, 4937296), (52, 3797920), (56, 3526640), (64, 3085810), (65, 3038336), (70, 2821312), (80, 2468648), (91, 2170240), (104, 1898960), (112, 1763320), (128, 1542905), (130, 1519168), (140, 1410656), (160, 1234324), (182, 1085120), (208, 949480), (224, 881660), (260, 759584), (280, 705328), (320, 617162), (364, 542560), (416, 474740), (448, 440830), (455, 434048), (520, 379792), (560, 352664), (640, 308581), (728, 271280), (832, 237370), (896, 220415), (910, 217024), (1040, 189896), (1120, 176332), (1456, 135640), (1664, 118685), (1820, 108512), (2080, 94948), (2240, 88166), (2912, 67820), (3391, 58240), (3640, 54256), (4160, 47474), (4480, 44083), (5824, 33910), (6782, 29120), (7280, 27128), (8320, 23737), (11648, 16955), (13564, 14560)]