1992215680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:551

約数の個数: 256

約数和(自身を含む): 5949619200

約数和(自身を除く): 3957403520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 79, 80, 91, 104, 112, 128, 130, 140, 158, 160, 182, 208, 224, 260, 280, 316, 320, 364, 395, 416, 433, 448, 455, 520, 553, 560, 632, 640, 728, 790, 832, 866, 896, 910, 1027, 1040, 1106, 1120, 1264, 1456, 1580, 1664, 1732, 1820, 2054, 2080, 2165, 2212, 2240, 2528, 2765, 2912, 3031, 3160, 3464, 3640, 4108, 4160, 4330, 4424, 4480, 5056, 5135, 5530, 5629, 5824, 6062, 6320, 6928, 7189, 7280, 8216, 8320, 8660, 8848, 10112, 10270, 11060, 11258, 11648, 12124, 12640, 13856, 14378, 14560, 15155, 16432, 17320, 17696, 20540, 22120, 22516, 24248, 25280, 27712, 28145, 28756, 29120, 30310, 32864, 34207, 34640, 35392, 35945, 39403, 41080, 44240, 45032, 48496, 50560, 55424, 56290, 57512, 58240, 60620, 65728, 68414, 69280, 70784, 71890, 78806, 82160, 88480, 90064, 96992, 112580, 115024, 121240, 131456, 136828, 138560, 143780, 157612, 164320, 171035, 176960, 180128, 193984, 197015, 225160, 230048, 239449, 242480, 273656, 277120, 287560, 315224, 328640, 342070, 353920, 360256, 387968, 394030, 444691, 450320, 460096, 478898, 484960, 547312, 575120, 630448, 657280, 684140, 720512, 788060, 889382, 900640, 920192, 957796, 969920, 1094624, 1150240, 1197245, 1260896, 1368280, 1576120, 1778764, 1801280, 1915592, 1939840, 2189248, 2223455, 2300480, 2394490, 2521792, 2736560, 3112837, 3152240, 3557528, 3602560, 3831184, 4378496, 4446910, 4600960, 4788980, 5043584, 5473120, 6225674, 6304480, 7115056, 7662368, 8893820, 9577960, 10946240, 12451348, 12608960, 14230112, 15324736, 15564185, 17787640, 19155920, 21892480, 24902696, 25217920, 28460224, 30649472, 31128370, 35575280, 38311840, 49805392, 56920448, 62256740, 71150560, 76623680, 99610784, 124513480, 142301120, 153247360, 199221568, 249026960, 284602240, 398443136, 498053920, 996107840, 1992215680]

約数ペア:

[(1, 1992215680), (2, 996107840), (4, 498053920), (5, 398443136), (7, 284602240), (8, 249026960), (10, 199221568), (13, 153247360), (14, 142301120), (16, 124513480), (20, 99610784), (26, 76623680), (28, 71150560), (32, 62256740), (35, 56920448), (40, 49805392), (52, 38311840), (56, 35575280), (64, 31128370), (65, 30649472), (70, 28460224), (79, 25217920), (80, 24902696), (91, 21892480), (104, 19155920), (112, 17787640), (128, 15564185), (130, 15324736), (140, 14230112), (158, 12608960), (160, 12451348), (182, 10946240), (208, 9577960), (224, 8893820), (260, 7662368), (280, 7115056), (316, 6304480), (320, 6225674), (364, 5473120), (395, 5043584), (416, 4788980), (433, 4600960), (448, 4446910), (455, 4378496), (520, 3831184), (553, 3602560), (560, 3557528), (632, 3152240), (640, 3112837), (728, 2736560), (790, 2521792), (832, 2394490), (866, 2300480), (896, 2223455), (910, 2189248), (1027, 1939840), (1040, 1915592), (1106, 1801280), (1120, 1778764), (1264, 1576120), (1456, 1368280), (1580, 1260896), (1664, 1197245), (1732, 1150240), (1820, 1094624), (2054, 969920), (2080, 957796), (2165, 920192), (2212, 900640), (2240, 889382), (2528, 788060), (2765, 720512), (2912, 684140), (3031, 657280), (3160, 630448), (3464, 575120), (3640, 547312), (4108, 484960), (4160, 478898), (4330, 460096), (4424, 450320), (4480, 444691), (5056, 394030), (5135, 387968), (5530, 360256), (5629, 353920), (5824, 342070), (6062, 328640), (6320, 315224), (6928, 287560), (7189, 277120), (7280, 273656), (8216, 242480), (8320, 239449), (8660, 230048), (8848, 225160), (10112, 197015), (10270, 193984), (11060, 180128), (11258, 176960), (11648, 171035), (12124, 164320), (12640, 157612), (13856, 143780), (14378, 138560), (14560, 136828), (15155, 131456), (16432, 121240), (17320, 115024), (17696, 112580), (20540, 96992), (22120, 90064), (22516, 88480), (24248, 82160), (25280, 78806), (27712, 71890), (28145, 70784), (28756, 69280), (29120, 68414), (30310, 65728), (32864, 60620), (34207, 58240), (34640, 57512), (35392, 56290), (35945, 55424), (39403, 50560), (41080, 48496), (44240, 45032)]