1381595224280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1\times {\mathrm{20921}}^1$

素因数の和:23785

約数の個数: 128

約数和(自身を含む): 3379120588800

約数和(自身を除く): 1997525364520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2803, 2945, 4712, 5606, 5890, 11212, 11780, 14015, 20921, 22424, 23560, 28030, 41842, 53257, 56060, 83684, 86893, 104605, 106514, 112120, 167368, 173786, 209210, 213028, 266285, 347572, 397499, 418420, 426056, 434465, 532570, 648551, 695144, 794998, 836840, 868930, 1065140, 1297102, 1589996, 1650967, 1737860, 1987495, 2130280, 2594204, 3179992, 3242755, 3301934, 3475720, 3974990, 5188408, 6485510, 6603868, 7949980, 8254835, 12322469, 12971020, 13207736, 15899960, 16509670, 24644938, 25942040, 33019340, 49289876, 58641563, 61612345, 66038680, 98579752, 117283126, 123224690, 234566252, 246449380, 293207815, 469132504, 492898760, 586415630, 1114189697, 1172831260, 1817888453, 2228379394, 2345662520, 3635776906, 4456758788, 5570948485, 7271553812, 8913517576, 9089442265, 11141896970, 14543107624, 18178884530, 22283793940, 34539880607, 36357769060, 44567587880, 69079761214, 72715538120, 138159522428, 172699403035, 276319044856, 345398806070, 690797612140, 1381595224280]

約数ペア:

[(1, 1381595224280), (2, 690797612140), (4, 345398806070), (5, 276319044856), (8, 172699403035), (10, 138159522428), (19, 72715538120), (20, 69079761214), (31, 44567587880), (38, 36357769060), (40, 34539880607), (62, 22283793940), (76, 18178884530), (95, 14543107624), (124, 11141896970), (152, 9089442265), (155, 8913517576), (190, 7271553812), (248, 5570948485), (310, 4456758788), (380, 3635776906), (589, 2345662520), (620, 2228379394), (760, 1817888453), (1178, 1172831260), (1240, 1114189697), (2356, 586415630), (2803, 492898760), (2945, 469132504), (4712, 293207815), (5606, 246449380), (5890, 234566252), (11212, 123224690), (11780, 117283126), (14015, 98579752), (20921, 66038680), (22424, 61612345), (23560, 58641563), (28030, 49289876), (41842, 33019340), (53257, 25942040), (56060, 24644938), (83684, 16509670), (86893, 15899960), (104605, 13207736), (106514, 12971020), (112120, 12322469), (167368, 8254835), (173786, 7949980), (209210, 6603868), (213028, 6485510), (266285, 5188408), (347572, 3974990), (397499, 3475720), (418420, 3301934), (426056, 3242755), (434465, 3179992), (532570, 2594204), (648551, 2130280), (695144, 1987495), (794998, 1737860), (836840, 1650967), (868930, 1589996), (1065140, 1297102)]