1128657920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:616

約数の個数: 176

約数和(自身を含む): 3015280128

約数和(自身を除く): 1886622208

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, 208, 248, 256, 260, 310, 320, 403, 416, 496, 512, 520, 547, 620, 640, 806, 832, 992, 1024, 1040, 1094, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2188, 2480, 2560, 2735, 3224, 3328, 3968, 4030, 4160, 4376, 4960, 5120, 5470, 6448, 6656, 7111, 7936, 8060, 8320, 8752, 9920, 10940, 12896, 13312, 14222, 15872, 16120, 16640, 16957, 17504, 19840, 21880, 25792, 28444, 31744, 32240, 33280, 33914, 35008, 35555, 39680, 43760, 51584, 56888, 64480, 66560, 67828, 70016, 71110, 79360, 84785, 87520, 103168, 113776, 128960, 135656, 140032, 142220, 158720, 169570, 175040, 206336, 220441, 227552, 257920, 271312, 280064, 284440, 339140, 350080, 412672, 440882, 455104, 515840, 542624, 560128, 568880, 678280, 700160, 881764, 910208, 1031680, 1085248, 1102205, 1137760, 1356560, 1400320, 1763528, 1820416, 2063360, 2170496, 2204410, 2275520, 2713120, 2800640, 3527056, 3640832, 4340992, 4408820, 4551040, 5426240, 7054112, 7281664, 8681984, 8817640, 9102080, 10852480, 14108224, 17363968, 17635280, 18204160, 21704960, 28216448, 35270560, 36408320, 43409920, 56432896, 70541120, 86819840, 112865792, 141082240, 225731584, 282164480, 564328960, 1128657920]

約数ペア:

[(1, 1128657920), (2, 564328960), (4, 282164480), (5, 225731584), (8, 141082240), (10, 112865792), (13, 86819840), (16, 70541120), (20, 56432896), (26, 43409920), (31, 36408320), (32, 35270560), (40, 28216448), (52, 21704960), (62, 18204160), (64, 17635280), (65, 17363968), (80, 14108224), (104, 10852480), (124, 9102080), (128, 8817640), (130, 8681984), (155, 7281664), (160, 7054112), (208, 5426240), (248, 4551040), (256, 4408820), (260, 4340992), (310, 3640832), (320, 3527056), (403, 2800640), (416, 2713120), (496, 2275520), (512, 2204410), (520, 2170496), (547, 2063360), (620, 1820416), (640, 1763528), (806, 1400320), (832, 1356560), (992, 1137760), (1024, 1102205), (1040, 1085248), (1094, 1031680), (1240, 910208), (1280, 881764), (1612, 700160), (1664, 678280), (1984, 568880), (2015, 560128), (2080, 542624), (2188, 515840), (2480, 455104), (2560, 440882), (2735, 412672), (3224, 350080), (3328, 339140), (3968, 284440), (4030, 280064), (4160, 271312), (4376, 257920), (4960, 227552), (5120, 220441), (5470, 206336), (6448, 175040), (6656, 169570), (7111, 158720), (7936, 142220), (8060, 140032), (8320, 135656), (8752, 128960), (9920, 113776), (10940, 103168), (12896, 87520), (13312, 84785), (14222, 79360), (15872, 71110), (16120, 70016), (16640, 67828), (16957, 66560), (17504, 64480), (19840, 56888), (21880, 51584), (25792, 43760), (28444, 39680), (31744, 35555), (32240, 35008), (33280, 33914)]