21886881280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2153}}^1$

素因数の和:2225

約数の個数: 240

約数和(自身を含む): 60447564144

約数和(自身を除く): 38560682864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 361, 380, 418, 440, 512, 608, 640, 704, 722, 760, 836, 880, 1045, 1216, 1280, 1408, 1444, 1520, 1672, 1760, 1805, 2090, 2153, 2432, 2560, 2816, 2888, 3040, 3344, 3520, 3610, 3971, 4180, 4306, 4864, 5632, 5776, 6080, 6688, 7040, 7220, 7942, 8360, 8612, 9728, 10765, 11552, 12160, 13376, 14080, 14440, 15884, 16720, 17224, 19855, 21530, 23104, 23683, 24320, 26752, 28160, 28880, 31768, 33440, 34448, 39710, 40907, 43060, 46208, 47366, 48640, 53504, 57760, 63536, 66880, 68896, 79420, 81814, 86120, 92416, 94732, 107008, 115520, 118415, 127072, 133760, 137792, 158840, 163628, 172240, 184832, 189464, 204535, 231040, 236830, 254144, 267520, 275584, 317680, 327256, 344480, 378928, 409070, 449977, 462080, 473660, 508288, 535040, 551168, 635360, 654512, 688960, 757856, 777233, 818140, 899954, 924160, 947320, 1016576, 1102336, 1270720, 1309024, 1377920, 1515712, 1554466, 1636280, 1799908, 1894640, 2033152, 2249885, 2541440, 2618048, 2755840, 3031424, 3108932, 3272560, 3599816, 3789280, 3886165, 4499770, 5082880, 5236096, 5511680, 6062848, 6217864, 6545120, 7199632, 7578560, 7772330, 8549563, 8999540, 10165760, 10472192, 12125696, 12435728, 13090240, 14399264, 15157120, 15544660, 17099126, 17999080, 20944384, 24871456, 26180480, 28798528, 30314240, 31089320, 34198252, 35998160, 42747815, 49742912, 52360960, 57597056, 60628480, 62178640, 68396504, 71996320, 85495630, 99485824, 104721920, 115194112, 124357280, 136793008, 143992640, 170991260, 198971648, 230388224, 248714560, 273586016, 287985280, 341982520, 397943296, 497429120, 547172032, 575970560, 683965040, 994858240, 1094344064, 1151941120, 1367930080, 1989716480, 2188688128, 2735860160, 4377376256, 5471720320, 10943440640, 21886881280]

約数ペア:

[(1, 21886881280), (2, 10943440640), (4, 5471720320), (5, 4377376256), (8, 2735860160), (10, 2188688128), (11, 1989716480), (16, 1367930080), (19, 1151941120), (20, 1094344064), (22, 994858240), (32, 683965040), (38, 575970560), (40, 547172032), (44, 497429120), (55, 397943296), (64, 341982520), (76, 287985280), (80, 273586016), (88, 248714560), (95, 230388224), (110, 198971648), (128, 170991260), (152, 143992640), (160, 136793008), (176, 124357280), (190, 115194112), (209, 104721920), (220, 99485824), (256, 85495630), (304, 71996320), (320, 68396504), (352, 62178640), (361, 60628480), (380, 57597056), (418, 52360960), (440, 49742912), (512, 42747815), (608, 35998160), (640, 34198252), (704, 31089320), (722, 30314240), (760, 28798528), (836, 26180480), (880, 24871456), (1045, 20944384), (1216, 17999080), (1280, 17099126), (1408, 15544660), (1444, 15157120), (1520, 14399264), (1672, 13090240), (1760, 12435728), (1805, 12125696), (2090, 10472192), (2153, 10165760), (2432, 8999540), (2560, 8549563), (2816, 7772330), (2888, 7578560), (3040, 7199632), (3344, 6545120), (3520, 6217864), (3610, 6062848), (3971, 5511680), (4180, 5236096), (4306, 5082880), (4864, 4499770), (5632, 3886165), (5776, 3789280), (6080, 3599816), (6688, 3272560), (7040, 3108932), (7220, 3031424), (7942, 2755840), (8360, 2618048), (8612, 2541440), (9728, 2249885), (10765, 2033152), (11552, 1894640), (12160, 1799908), (13376, 1636280), (14080, 1554466), (14440, 1515712), (15884, 1377920), (16720, 1309024), (17224, 1270720), (19855, 1102336), (21530, 1016576), (23104, 947320), (23683, 924160), (24320, 899954), (26752, 818140), (28160, 777233), (28880, 757856), (31768, 688960), (33440, 654512), (34448, 635360), (39710, 551168), (40907, 535040), (43060, 508288), (46208, 473660), (47366, 462080), (48640, 449977), (53504, 409070), (57760, 378928), (63536, 344480), (66880, 327256), (68896, 317680), (79420, 275584), (81814, 267520), (86120, 254144), (92416, 236830), (94732, 231040), (107008, 204535), (115520, 189464), (118415, 184832), (127072, 172240), (133760, 163628), (137792, 158840)]