21235201680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{2063}}^1$

素因数の和:2654

約数の個数: 320

約数和(自身を含む): 82259877888

約数和(自身を除く): 61024676208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 557, 560, 616, 660, 770, 840, 880, 924, 1114, 1155, 1232, 1320, 1540, 1671, 1680, 1848, 2063, 2228, 2310, 2640, 2785, 3080, 3342, 3696, 3899, 4126, 4456, 4620, 5570, 6127, 6160, 6189, 6684, 7798, 8252, 8355, 8912, 9240, 10315, 11140, 11697, 12254, 12378, 13368, 14441, 15596, 16504, 16710, 18381, 18480, 19495, 20630, 22280, 22693, 23394, 24508, 24756, 26736, 28882, 30635, 30945, 31192, 33008, 33420, 36762, 38990, 41260, 42889, 43323, 44560, 45386, 46788, 49016, 49512, 57764, 58485, 61270, 61890, 62384, 66840, 68079, 72205, 73524, 77980, 82520, 85778, 86646, 90772, 91905, 93576, 98032, 99024, 113465, 115528, 116970, 122540, 123780, 128667, 133680, 136158, 144410, 147048, 155960, 158851, 165040, 171556, 173292, 181544, 183810, 187152, 214445, 216615, 226930, 231056, 233940, 245080, 247560, 257334, 272316, 288820, 294096, 311920, 317702, 340395, 343112, 346584, 363088, 367620, 428890, 433230, 453860, 467880, 476553, 490160, 495120, 514668, 544632, 577640, 635404, 643335, 680790, 686224, 693168, 735240, 794255, 857780, 866460, 907720, 935760, 953106, 1029336, 1089264, 1149091, 1155280, 1270808, 1286670, 1361580, 1470480, 1588510, 1715560, 1732920, 1815440, 1906212, 2058672, 2298182, 2382765, 2541616, 2573340, 2723160, 3177020, 3431120, 3447273, 3465840, 3812424, 4596364, 4765530, 5146680, 5446320, 5745455, 6354040, 6894546, 7624848, 8043637, 9192728, 9531060, 10293360, 11490910, 12640001, 12708080, 13789092, 16087274, 17236365, 18385456, 19062120, 22981820, 24130911, 25280002, 27578184, 32174548, 34472730, 37920003, 38124240, 40218185, 45963640, 48261822, 50560004, 55156368, 63200005, 64349096, 68945460, 75840006, 80436370, 88480007, 91927280, 96523644, 101120008, 120654555, 126400010, 128698192, 137890920, 151680012, 160872740, 176960014, 189600015, 193047288, 202240016, 241309110, 252800020, 265440021, 275781840, 303360024, 321745480, 353920028, 379200030, 386094576, 442400035, 482618220, 505600040, 530880042, 606720048, 643490960, 707840056, 758400060, 884800070, 965236440, 1011200080, 1061760084, 1327200105, 1415680112, 1516800120, 1769600140, 1930472880, 2123520168, 2654400210, 3033600240, 3539200280, 4247040336, 5308800420, 7078400560, 10617600840, 21235201680]

約数ペア:

[(1, 21235201680), (2, 10617600840), (3, 7078400560), (4, 5308800420), (5, 4247040336), (6, 3539200280), (7, 3033600240), (8, 2654400210), (10, 2123520168), (11, 1930472880), (12, 1769600140), (14, 1516800120), (15, 1415680112), (16, 1327200105), (20, 1061760084), (21, 1011200080), (22, 965236440), (24, 884800070), (28, 758400060), (30, 707840056), (33, 643490960), (35, 606720048), (40, 530880042), (42, 505600040), (44, 482618220), (48, 442400035), (55, 386094576), (56, 379200030), (60, 353920028), (66, 321745480), (70, 303360024), (77, 275781840), (80, 265440021), (84, 252800020), (88, 241309110), (105, 202240016), (110, 193047288), (112, 189600015), (120, 176960014), (132, 160872740), (140, 151680012), (154, 137890920), (165, 128698192), (168, 126400010), (176, 120654555), (210, 101120008), (220, 96523644), (231, 91927280), (240, 88480007), (264, 80436370), (280, 75840006), (308, 68945460), (330, 64349096), (336, 63200005), (385, 55156368), (420, 50560004), (440, 48261822), (462, 45963640), (528, 40218185), (557, 38124240), (560, 37920003), (616, 34472730), (660, 32174548), (770, 27578184), (840, 25280002), (880, 24130911), (924, 22981820), (1114, 19062120), (1155, 18385456), (1232, 17236365), (1320, 16087274), (1540, 13789092), (1671, 12708080), (1680, 12640001), (1848, 11490910), (2063, 10293360), (2228, 9531060), (2310, 9192728), (2640, 8043637), (2785, 7624848), (3080, 6894546), (3342, 6354040), (3696, 5745455), (3899, 5446320), (4126, 5146680), (4456, 4765530), (4620, 4596364), (5570, 3812424), (6127, 3465840), (6160, 3447273), (6189, 3431120), (6684, 3177020), (7798, 2723160), (8252, 2573340), (8355, 2541616), (8912, 2382765), (9240, 2298182), (10315, 2058672), (11140, 1906212), (11697, 1815440), (12254, 1732920), (12378, 1715560), (13368, 1588510), (14441, 1470480), (15596, 1361580), (16504, 1286670), (16710, 1270808), (18381, 1155280), (18480, 1149091), (19495, 1089264), (20630, 1029336), (22280, 953106), (22693, 935760), (23394, 907720), (24508, 866460), (24756, 857780), (26736, 794255), (28882, 735240), (30635, 693168), (30945, 686224), (31192, 680790), (33008, 643335), (33420, 635404), (36762, 577640), (38990, 544632), (41260, 514668), (42889, 495120), (43323, 490160), (44560, 476553), (45386, 467880), (46788, 453860), (49016, 433230), (49512, 428890), (57764, 367620), (58485, 363088), (61270, 346584), (61890, 343112), (62384, 340395), (66840, 317702), (68079, 311920), (72205, 294096), (73524, 288820), (77980, 272316), (82520, 257334), (85778, 247560), (86646, 245080), (90772, 233940), (91905, 231056), (93576, 226930), (98032, 216615), (99024, 214445), (113465, 187152), (115528, 183810), (116970, 181544), (122540, 173292), (123780, 171556), (128667, 165040), (133680, 158851), (136158, 155960), (144410, 147048)]