203240960

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 160

約数和(自身を含む): 544465152

約数和(自身を除く): 341224192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 197, 208, 248, 256, 260, 310, 320, 394, 403, 416, 496, 512, 520, 620, 640, 788, 806, 832, 985, 992, 1040, 1240, 1280, 1576, 1612, 1664, 1970, 1984, 2015, 2080, 2480, 2560, 2561, 3152, 3224, 3328, 3940, 3968, 4030, 4160, 4960, 5122, 6107, 6304, 6448, 6656, 7880, 7936, 8060, 8320, 9920, 10244, 12214, 12608, 12805, 12896, 15760, 15872, 16120, 16640, 19840, 20488, 24428, 25216, 25610, 25792, 30535, 31520, 32240, 33280, 39680, 40976, 48856, 50432, 51220, 51584, 61070, 63040, 64480, 79360, 79391, 81952, 97712, 100864, 102440, 103168, 122140, 126080, 128960, 158782, 163904, 195424, 204880, 206336, 244280, 252160, 257920, 317564, 327808, 390848, 396955, 409760, 488560, 504320, 515840, 635128, 655616, 781696, 793910, 819520, 977120, 1031680, 1270256, 1311232, 1563392, 1587820, 1639040, 1954240, 2540512, 3126784, 3175640, 3278080, 3908480, 5081024, 6351280, 6556160, 7816960, 10162048, 12702560, 15633920, 20324096, 25405120, 40648192, 50810240, 101620480, 203240960]

約数ペア:

[(1, 203240960), (2, 101620480), (4, 50810240), (5, 40648192), (8, 25405120), (10, 20324096), (13, 15633920), (16, 12702560), (20, 10162048), (26, 7816960), (31, 6556160), (32, 6351280), (40, 5081024), (52, 3908480), (62, 3278080), (64, 3175640), (65, 3126784), (80, 2540512), (104, 1954240), (124, 1639040), (128, 1587820), (130, 1563392), (155, 1311232), (160, 1270256), (197, 1031680), (208, 977120), (248, 819520), (256, 793910), (260, 781696), (310, 655616), (320, 635128), (394, 515840), (403, 504320), (416, 488560), (496, 409760), (512, 396955), (520, 390848), (620, 327808), (640, 317564), (788, 257920), (806, 252160), (832, 244280), (985, 206336), (992, 204880), (1040, 195424), (1240, 163904), (1280, 158782), (1576, 128960), (1612, 126080), (1664, 122140), (1970, 103168), (1984, 102440), (2015, 100864), (2080, 97712), (2480, 81952), (2560, 79391), (2561, 79360), (3152, 64480), (3224, 63040), (3328, 61070), (3940, 51584), (3968, 51220), (4030, 50432), (4160, 48856), (4960, 40976), (5122, 39680), (6107, 33280), (6304, 32240), (6448, 31520), (6656, 30535), (7880, 25792), (7936, 25610), (8060, 25216), (8320, 24428), (9920, 20488), (10244, 19840), (12214, 16640), (12608, 16120), (12805, 15872), (12896, 15760)]