31223036680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1436

約数の個数: 256

約数和(自身を含む): 83868825600

約数和(自身を除く): 52645788920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 71, 76, 82, 88, 95, 110, 142, 152, 164, 190, 205, 209, 220, 284, 328, 355, 380, 410, 418, 440, 451, 568, 710, 760, 779, 781, 820, 836, 902, 1045, 1283, 1349, 1420, 1558, 1562, 1640, 1672, 1804, 2090, 2255, 2566, 2698, 2840, 2911, 3116, 3124, 3608, 3895, 3905, 4180, 4510, 5132, 5396, 5822, 6232, 6248, 6415, 6745, 7790, 7810, 8360, 8569, 9020, 10264, 10792, 11644, 12830, 13490, 14113, 14555, 14839, 15580, 15620, 17138, 18040, 23288, 24377, 25660, 26980, 28226, 29110, 29678, 31160, 31240, 32021, 34276, 42845, 48754, 51320, 52603, 53960, 55309, 56452, 58220, 59356, 64042, 68552, 70565, 74195, 85690, 91093, 97508, 105206, 110618, 112904, 116440, 118712, 121885, 128084, 141130, 148390, 160105, 171380, 182186, 195016, 210412, 221236, 243770, 256168, 263015, 268147, 276545, 282260, 296780, 320210, 342760, 364372, 420824, 442472, 455465, 487540, 526030, 536294, 553090, 564520, 578633, 593560, 608399, 640420, 728744, 910930, 975080, 999457, 1002023, 1052060, 1072588, 1106180, 1157266, 1216798, 1280840, 1340735, 1730767, 1821860, 1998914, 2004046, 2104120, 2145176, 2212360, 2314532, 2433596, 2681470, 2893165, 3041995, 3461534, 3643720, 3734813, 3997828, 4008092, 4629064, 4867192, 4997285, 5010115, 5362940, 5786330, 6083990, 6923068, 7469626, 7995656, 8016184, 8653835, 9994570, 10020230, 10725880, 10994027, 11572660, 12167980, 13846136, 14939252, 17307670, 18674065, 19038437, 19989140, 20040460, 21988054, 23145320, 24335960, 29878504, 34615340, 37348130, 38076874, 39978280, 40080920, 41082943, 43976108, 54970135, 69230680, 70961447, 74696260, 76153748, 82165886, 87952216, 95192185, 109940270, 141922894, 149392520, 152307496, 164331772, 190384370, 205414715, 219880540, 283845788, 328663544, 354807235, 380768740, 410829430, 439761080, 567691576, 709614470, 761537480, 780575917, 821658860, 1419228940, 1561151834, 1643317720, 2838457880, 3122303668, 3902879585, 6244607336, 7805759170, 15611518340, 31223036680]

約数ペア:

[(1, 31223036680), (2, 15611518340), (4, 7805759170), (5, 6244607336), (8, 3902879585), (10, 3122303668), (11, 2838457880), (19, 1643317720), (20, 1561151834), (22, 1419228940), (38, 821658860), (40, 780575917), (41, 761537480), (44, 709614470), (55, 567691576), (71, 439761080), (76, 410829430), (82, 380768740), (88, 354807235), (95, 328663544), (110, 283845788), (142, 219880540), (152, 205414715), (164, 190384370), (190, 164331772), (205, 152307496), (209, 149392520), (220, 141922894), (284, 109940270), (328, 95192185), (355, 87952216), (380, 82165886), (410, 76153748), (418, 74696260), (440, 70961447), (451, 69230680), (568, 54970135), (710, 43976108), (760, 41082943), (779, 40080920), (781, 39978280), (820, 38076874), (836, 37348130), (902, 34615340), (1045, 29878504), (1283, 24335960), (1349, 23145320), (1420, 21988054), (1558, 20040460), (1562, 19989140), (1640, 19038437), (1672, 18674065), (1804, 17307670), (2090, 14939252), (2255, 13846136), (2566, 12167980), (2698, 11572660), (2840, 10994027), (2911, 10725880), (3116, 10020230), (3124, 9994570), (3608, 8653835), (3895, 8016184), (3905, 7995656), (4180, 7469626), (4510, 6923068), (5132, 6083990), (5396, 5786330), (5822, 5362940), (6232, 5010115), (6248, 4997285), (6415, 4867192), (6745, 4629064), (7790, 4008092), (7810, 3997828), (8360, 3734813), (8569, 3643720), (9020, 3461534), (10264, 3041995), (10792, 2893165), (11644, 2681470), (12830, 2433596), (13490, 2314532), (14113, 2212360), (14555, 2145176), (14839, 2104120), (15580, 2004046), (15620, 1998914), (17138, 1821860), (18040, 1730767), (23288, 1340735), (24377, 1280840), (25660, 1216798), (26980, 1157266), (28226, 1106180), (29110, 1072588), (29678, 1052060), (31160, 1002023), (31240, 999457), (32021, 975080), (34276, 910930), (42845, 728744), (48754, 640420), (51320, 608399), (52603, 593560), (53960, 578633), (55309, 564520), (56452, 553090), (58220, 536294), (59356, 526030), (64042, 487540), (68552, 455465), (70565, 442472), (74195, 420824), (85690, 364372), (91093, 342760), (97508, 320210), (105206, 296780), (110618, 282260), (112904, 276545), (116440, 268147), (118712, 263015), (121885, 256168), (128084, 243770), (141130, 221236), (148390, 210412), (160105, 195016), (171380, 182186)]