85668306560

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{7331}}^1$

素因数の和:7431

約数の個数: 192

約数和(自身を含む): 222788685600

約数和(自身を除く): 137120379040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 961, 992, 1178, 1216, 1240, 1520, 1922, 1984, 2356, 2432, 2480, 2945, 3040, 3844, 3968, 4712, 4805, 4960, 5890, 6080, 7331, 7688, 9424, 9610, 9920, 11780, 12160, 14662, 15376, 18259, 18848, 19220, 19840, 23560, 29324, 30752, 36518, 36655, 37696, 38440, 47120, 58648, 61504, 73036, 73310, 75392, 76880, 91295, 94240, 117296, 123008, 139289, 146072, 146620, 153760, 182590, 188480, 227261, 234592, 278578, 292144, 293240, 307520, 365180, 376960, 454522, 469184, 557156, 584288, 586480, 615040, 696445, 730360, 909044, 938368, 1114312, 1136305, 1168576, 1172960, 1392890, 1460720, 1818088, 2228624, 2272610, 2337152, 2345920, 2785780, 2921440, 3636176, 4317959, 4457248, 4545220, 4691840, 5571560, 5842880, 7045091, 7272352, 8635918, 8914496, 9090440, 11143120, 11685760, 14090182, 14544704, 17271836, 17828992, 18180880, 21589795, 22286240, 28180364, 29089408, 34543672, 35225455, 36361760, 43179590, 44572480, 56360728, 69087344, 70450910, 72723520, 86359180, 89144960, 112721456, 133856729, 138174688, 140901820, 145447040, 172718360, 225442912, 267713458, 276349376, 281803640, 345436720, 450885824, 535426916, 552698752, 563607280, 669283645, 690873440, 901771648, 1070853832, 1127214560, 1338567290, 1381746880, 2141707664, 2254429120, 2677134580, 2763493760, 4283415328, 4508858240, 5354269160, 8566830656, 10708538320, 17133661312, 21417076640, 42834153280, 85668306560]

約数ペア:

[(1, 85668306560), (2, 42834153280), (4, 21417076640), (5, 17133661312), (8, 10708538320), (10, 8566830656), (16, 5354269160), (19, 4508858240), (20, 4283415328), (31, 2763493760), (32, 2677134580), (38, 2254429120), (40, 2141707664), (62, 1381746880), (64, 1338567290), (76, 1127214560), (80, 1070853832), (95, 901771648), (124, 690873440), (128, 669283645), (152, 563607280), (155, 552698752), (160, 535426916), (190, 450885824), (248, 345436720), (304, 281803640), (310, 276349376), (320, 267713458), (380, 225442912), (496, 172718360), (589, 145447040), (608, 140901820), (620, 138174688), (640, 133856729), (760, 112721456), (961, 89144960), (992, 86359180), (1178, 72723520), (1216, 70450910), (1240, 69087344), (1520, 56360728), (1922, 44572480), (1984, 43179590), (2356, 36361760), (2432, 35225455), (2480, 34543672), (2945, 29089408), (3040, 28180364), (3844, 22286240), (3968, 21589795), (4712, 18180880), (4805, 17828992), (4960, 17271836), (5890, 14544704), (6080, 14090182), (7331, 11685760), (7688, 11143120), (9424, 9090440), (9610, 8914496), (9920, 8635918), (11780, 7272352), (12160, 7045091), (14662, 5842880), (15376, 5571560), (18259, 4691840), (18848, 4545220), (19220, 4457248), (19840, 4317959), (23560, 3636176), (29324, 2921440), (30752, 2785780), (36518, 2345920), (36655, 2337152), (37696, 2272610), (38440, 2228624), (47120, 1818088), (58648, 1460720), (61504, 1392890), (73036, 1172960), (73310, 1168576), (75392, 1136305), (76880, 1114312), (91295, 938368), (94240, 909044), (117296, 730360), (123008, 696445), (139289, 615040), (146072, 586480), (146620, 584288), (153760, 557156), (182590, 469184), (188480, 454522), (227261, 376960), (234592, 365180), (278578, 307520), (292144, 293240)]